Publications

Publications

To submit a new publication or update an existing one, please use this form. We aim to post links to published papers that can be accessed by the public. Articles accepted for publication but not yet published are also fine.

Space

Active Asteroids (22)

AI-enhanced Citizen Science Discovers Cometary Activity on Near-Earth Object (523822) 2012 DG61, Colin Orion Chandler+, 2025
2016 UU121: An Active Asteroid Discovery via AI-enhanced Citizen Science, Sedaghat+, 2024
Citizen Scientists Discover "Asteroid in a Cometary Orbit" 2010 MK43 has a Comet Tail, Kueny+, 2024
Activity Discovered on Mars-Crossing Jupiter Family Comet 2018 OR by Citizen Scientists, Farrell+, 2024
The Active Asteroids Citizen Science Program: Overview and First Results, Chandler+, 2024
Discovery of Jupiter Family Comet 2011 UG104 Through AI Enhanced Citizen Science, DeSpain+, 2024
Cometary Activity from Minor Planet 2015 VP51 Discovered with Citizen Science, Frissell+, 2024
Recurring Activity Discovered on Quasi-Hilda 2009 DQ118, Oldroyd+, 2023
Discovery of Dust Emission Activity Emanating from Main-belt Asteroid 2015 FW412, Chandler+, 2023
AI-enhanced Citizen Science Discovery of an Active Asteroid:(410590) 2008 GB140, Chandler+, 2023
New Active Jupiter Family Comet 2008 QZ44: a Discovery with Citizen Science, Chandler+, 2023
Cometary Activity Discovered on Vacationing Centaur 2019 OE31, Oldroyd+, 2023
Cometary Activity on Quasi-Hilda Object 2018 CZ16, Trujillo+, 2023
New Active Quasi-Hilda Asteroid 2004 CV50: A Citizen Science Discovery, Chandler+, 2023
Citizen Science Discovery of a Recurrently Active Jupiter-Family Comet:(551023) 2012 UQ192, DeSpain+, 2023
New Active Asteroid 2015 VA108: A Citizen Science Discovery, Chandler+, 2023
A Jupiter-family Comet Discovery via Citizen Science: 2005 XR132, Chandler+, 2023
New Active Asteroid (588045) 2007 FZ18, Chandler+, 2023
Mars-Crossing Minor Planet 2018 VL10: a Jupiter-family Comet Discovery via Citizen Science, Chandler+, 2023
New Recurrently Active Main-belt Comet 2010 LH15, Chandler+, 2023
Migratory Outbursting Quasi-Hilda Object 282P/(323137) 2003 BM80, Chandler+, 2022
Chasing Tails: Active Asteroid, Centaur, and Quasi-Hilda Discovery with Astroinformatics and Citizen Science, Chandler, 2022

AI4Mars (1)

AI4MARS: A Dataset for Terrain-Aware Autonomous Driving on Mars, Swan+, 2021

Andromeda Project (4)

Panchromatic Hubble Andromeda Treasury XVIII. The High-mass Truncation of the Star Cluster Mass Function, Johnson+, 2017
Panchromatic Hubble Andromeda Treasury XVI. Star Cluster Formation Efficiency and the Clustered Fraction of Young Stars, Johnson+, 2016
The High-mass Stellar Initial Mass Function in M31 Clusters, Weisz+, 2015
PHAT Stellar Cluster Survey. II. Andromeda Project Cluster Catalog, Johnson+, 2015

Aurora Zoo (1)

Fine-scale dynamics of fragmented aurora-like emissions, Whiter+, 2021

Backyard Worlds: Cool Neighbors (3)

Cool Neighbors: Combining Artificial Intelligence and Citizen Science to Chart the Sun’s Cosmic Neighborhood, Meisner+, 2024
Backyard Worlds: Cool Neighbors—Post-launch Performance and a First Proper Motion Discovery, Robbins+, 2024
The Backyard Worlds: Cool Neighbors Citizen Science Project, Humphreys+, 2022

Backyard Worlds: Planet 9 (41)

Discovery of 118 New Ultracool Dwarf Candidates Using Machine Learning Techniques, Brooks+, 2024
89 New Ultracool Dwarf Co-Moving Companions Identified With The Backyard Worlds: Planet 9 Citizen Science Project, Rothermich+, 2024
Spectroscopic Analysis of CWISE J151044.74−524923.5, A Wide L Dwarf Companion to the L 262-74 System, Gramaize+, 2024
Thirteen New M Dwarf + T Dwarf Pairs Identified with WISE/NEOWISE, Marocco+, 2024
Gemini Near-infrared Photometry for a Sample of Cold Brown Dwarfs Discovered by Backyard Worlds: Planet 9, Meisner+, 2024
Methane Emission From a Cool Brown Dwarf, Faherty+, 2024
Discovery of the Remarkably Red L/T Transition Object VHS J183135.58-551355.9, Bickle+, 2024
WRAP: A Tool for Efficient Cross-Identification of Proper Motion Objects Spanning Multiple Surveys, Brooks+, 2023
The Initial Mass Function Based on the Full-sky 20-pc Census of ∼3,600 Stars and Brown Dwarfs, Kirkpatrick+, 2023
CWISE J105512.11+544328.3: A Nearby Y Dwarf Spectroscopically Confirmed with Keck/NIRES, Robbins+, 2023
Redder than Red: Discovery of an Exceptionally Red L/T Transition Dwarf, Schneider+, 2023
Long-term 4.6μm Variability in Brown Dwarfs and a New Technique for Identifying Brown Dwarf Binary Candidates, Brooks+, 2023
An Investigation of New Brown Dwarf Spectral Binary Candidates From the Backyard Worlds: Planet 9 Citizen Science Initiative, Bravo+, 2023
Spectroscopic Confirmation of the Nearby, Wide-separation L Dwarf Pair CWISE J061741.79+194512.8AB, Humphreys+, 2023
Scarlet Spectra: Two Red L Dwarfs Revealed by SOAR, Robbins+, 2023
AstroToolBox: Java tools for identifying and classifying astronomical objects, Kiwy, 2022
Discovery of CWISE J052306.42−015355.4, an Extreme T Subdwarf Candidate, Brooks+, 2022
WDJ220838.73+454434.04: a White Dwarf Companion in the AR Lacertae System, Bickle+, 2022
Discovery of 34 Low-mass Comoving Systems Using NOIRLab Source Catalog DR2, Kiwy+, 2022
VVV J165507.19-421755.5: A Nearby T Dwarf Hidden in the Galactic Plane, Schapera+, 2022
Discovery of a Mid-L Dwarf Companion to the L 262-74 System, Gramaize+, 2022
CoMover: Bayesian probability of co-moving stars, Gagne+, 2021
Identification of a Low-mass Companion to the White Dwarf SDSS J131730.84+483332.7, Jalowiczor+, 2021
Backyard Worlds: Planet 9 Discovery of an Unusual Low-mass Companion to an M Dwarf at 80 pc, Rothermich+, 2021
The Enigmatic Brown Dwarf WISEA J153429.75-104303.3 (a.k.a. "The Accident"), Kirkpatrick+, 2021
Identification of a White Dwarf Companion in the V* HP Dra System, Jalowiczor+, 2021
Ross 19B: An Extremely Cold Companion Discovered via the Backyard Worlds: Planet 9 Citizen Science Project, Schneider+, 2021
New Candidate Extreme T Subdwarfs from the Backyard Worlds: Planet 9 Citizen Science Project, Meisner+, 2021
A Wide Planetary Mass Companion Discovered through the Citizen Science Project Backyard Worlds: Planet 9, Faherty+, 2021
Discovery of 16 New Members of the Solar Neighborhood using Proper Motions from CatWISE2020, Kota+, 2021
Discovery of a low-mass comoving system using NOIRLab Source Catalog DR2, Kiwy+, 2021
Appearance of a New Nebula in the Constellation Puppis after an Outburst in 2015 around WISEA J075915.26-310844.6, Melina Thévenot, 2020
The Field Substellar Mass Function Based on the Full-sky 20-pc Census of 525 L, T, and Y Dwarfs, Kirkpatrick+, 2020
WISEA J041451.67-585456.7 and WISEA J181006.18-101000.5: The First Extreme T-type Subdwarfs?, Schneider+, 2020
WISEA J083011.95+283716.0: A Missing Link Planetary-Mass Object, Bardalez Gagliuffi+, 2020
Spitzer Follow-up of Extremely Cold Brown Dwarfs Discovered by the Backyard Worlds: Planet 9 Citizen Science Project, Meisner+, 2020
Photoevaporation of Two Proplyds in the Star Cluster Collinder 69 Discovered with Spitzer MIPS, Thévenot+, 2019
A 3 Gyr White Dwarf with Warm Dust Discovered via the Backyard Worlds: Planet 9 Citizen Science Project, Debes+, 2019
WISE2150-7520AB: A very low mass, wide co-moving brown dwarf system discovered through the citizen science project Backyard Worlds: Planet 9, Faherty+, 2019
WiseView: Visualizing motion and variability of faint WISE sources, Caselden+, 2018
The First Brown Dwarf Discovered by the Backyard Worlds: Planet 9 Citizen Science Project, Kuchner+, 2017

Blobs and Blurs: Extreme Galaxies in Clusters (2)

Citizen Science Identification of Isolated Blue Stellar Systems in the Virgo cluster, Dey+, 2024
Dark No More: The Low-luminosity Stellar Counterpart of a Dark Cloud in the Virgo Cluster, Jones+, 2024

Bursts from Space: MeerKAT (1)

Bursts from Space: MeerKAT - The first citizen science project dedicated to commensal radio transients, Andersson+, 2023

Citizen ASAS-SN (3)

Citizen ASAS-SN Data Release II: Variable Star Classification Using Citizen Science, Kotrach+, 2024
The ASAS-SN Catalog of Variable Stars X: Discovery of 116,000 New Variable Stars Using g-band Photometry, Christy+, 2022
Citizen ASAS-SN: Citizen Science with The All-Sky Automated Survey for SuperNovae (ASAS-SN), Christy+, 2021

Cloudspotting on Mars (1)

The Cloudspotting on Mars citizen science project: Seasonal and spatial cloud distributions observed by the Mars Climate Sounder, Slipski+, 2024

Cosmological Jellyfish (3)

Jellyfish galaxies with the IllustrisTNG simulations -- When, where, and for how long does ram pressure stripping of cold gas occur?, Rohr+, 2023
Jellyfish galaxies with the IllustrisTNG simulations -- No enhanced population-wide star formation according to TNG50, Göller+, 2023
Jellyfish galaxies with the IllustrisTNG simulations -- Citizen-science results towards large distances, low-mass hosts, and high redshifts, Zinger+, 2023

Dark Energy Explorers (2)

Participatory Science and Machine Learning Applied to Millions of Sources in the Hobby-Eberly Telescope Dark Energy Experiment, House+, 2024
Using Dark Energy Explorers and Machine Learning to Enhance the Hobby–Eberly Telescope Dark Energy Experiment, House+, 2023

Disk Detective (7)

Disks in Nearby Young Stellar Associations Found Via Virtual Reality, Higashio+, 2022
Chandra Observations of Six Peter Pan Disks: Diversity of X-ray-driven Internal Photoevaporation Rates Doesn't Explain Their Rare Longevity, Laos+, 2022
Discovery of a Nearby Young Brown Dwarf Disk, Schutte+, 2020
Peter Pan Disks: Long-lived Accretion Disks Around Young M Stars, Silverberg+, 2020
Follow-up Imaging of Disk Candidates from the Disk Detective Citizen Science Project: New Discoveries and False-Positives in WISE Circumstellar Disk Surveys, Silverberg+, 2018
Disk Detective: Discovery of New Circumstellar Disk Candidates through Citizen Science, Kuchner+, 2016
A new M dwarf debris disk candidate in a young moving group discovered with disk detective, Silverberg+, 2016

Exoplanet Explorers (4)

K2-138 g: Spitzer Spots a Sixth Planet for the Citizen Science System, Hardegree-Ullman+, 2021
Catalog of New K2 Exoplanet Candidates from Citizen Scientists, Zink+, 2019
K2-288Bb: A small Temperate Planet in a Low-mass Binary System Discovered by Citizen Scientists, Feinstein+, 2019
The K2-138 System: A Near-Resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists, Christiansen+, 2018

Galaxy Builder (2)

Galaxy zoo builder: Morphological dependence of spiral galaxy pitch angle, Lingard+, 2021
Galaxy Zoo Builder: Four-component Photometric Decomposition of Spiral Galaxies Guided by Citizen Science, Lingard+, 2020

Galaxy Nurseries (1)

Galaxy Nurseries: Crowdsourced Analysis of Slitless Spectroscopic Data, Dickinson+, 2018

Galaxy Zoo (84)

Euclid Quick Data Release (Q1): First Visual Morphology Catalogue, Walmsley+, 2025
Galaxy Zoo JWST: Up to 75% of discs are featureless at 3<z<7, Smethurst+, 2025
Euclid preparation - XLIII. Measuring detailed galaxy morphologies for Euclid with machine learning, Aussel+, 2024
Galaxy Zoo: Morphologies Based on UKIDSS NIR Imaging for 71,052 Galaxies, Masters+, 2024
Galaxy Zoo DESI: large-scale bars as a secular mechanism for triggering AGN, Garland+, 2024
Mass and Color Dependence of the Hubble Spiral Sequence, Mengistu & Masters, 2023
Zoobot: Adaptable Deep Learning Models for Galaxy Morphology, Walmsley+, 2023
Galaxy Zoo: Kinematics of strongly and weakly barred galaxies, Géron+, 2023
Galaxy Zoo DESI: Detailed Morphology Measurements for 8.7M Galaxies in the DESI Legacy Imaging Surveys, Walmsley+, 2023
Quantifying the poor purity and completeness of morphological samples selected by galaxy colour, Smethurst,Masters+, 2022
Gems of the Galaxy Zoos — A Wide-ranging Hubble Space Telescope Gap-filler Program, Keel+, 2022
Galaxy Zoo DECaLS: Detailed visual morphology measurements from volunteers and deep learning for 314 000 galaxies, Walmsley+, 2022
How Bar Fraction Depends on Baryon Fraction, Yang & Masters, 2022
Towards Galaxy Foundation Models with Hybrid Contrastive Learning, Walmsley+, 2022
Practical Galaxy Morphology Tools from Deep Supervised Representation Learning, Walmsley+, 2022
Galaxy Zoo: Stronger bars facilitate quenching in star forming galaxies, Géron+, 2021
Galaxy Zoo: Probabilistic Morphology through Bayesian CNNs and Active Learning, Walmsley+, 2020
Twelve Years of Galaxy Zoo, Masters+, 2019
Galaxy Zoo: unwinding the winding problem - observations of spiral bulge prominence and arm pitch angles suggest local spiral galaxies are winding, Masters+, 2019
AGN photoionization of gas in companion galaxies as a probe of AGN radiation in time and direction, Keel+, 2019
Galaxy Zoo: secular evolution of barred galaxies from structural decomposition of multiband images, Kruk+, 2018
Coordinating Advanced Crowd Work: Extending Citizen Science, Crowston+, 2018
Galaxy Zoo: Morphological classification of galaxy images from the Illustris simulation, Dickinson+, 2018
Galaxy Zoo and SPARCFIRE: constraints on spiral arm formation mechanisms from spiral arm number and pitch angles, Hart+, 2018
Integrating human and machine intelligence in galaxy morphology classification tasks, Beck+, 2018
Galaxy Zoo: constraining the origin of spiral arms, Hart+, 2018
Galaxy Zoo: The interplay of quenching mechanisms in the group environment, Smethurst+, 2017
Galaxy Zoo: Quantitative Visual Morphological Classifications for 48,000 galaxies from CANDELS, Simmons+, 2017
Galaxy Zoo: star-formation versus spiral arm number, Hart+, 2017
Galaxy Zoo: finding offset discs and bars in SDSS galaxies, Kruk+, 2017
Fading AGN Candidates: AGN Histories and Outflow Signatures, Keel+, 2017
Galaxy Zoo: Mergers - Dynamical Models of Interacting Galaxies, Holincheck+, 2016
Galaxy Zoo: Comparing the demographics of spiral arm number and a new method for correcting redshift bias, Hart+, 2016
Galaxy Zoo: Morphological Classification for 120,000 Galaxies in HST Legacy Imaging, Willett+, 2016
Galaxy Zoo: Evidence for rapid, recent quenching within a population of AGN host galaxies, Smethurst+, 2016
Rotation-invariant convolutional neural networks for galaxy morphology prediction, Dieleman+, 2015
Galaxy Zoo: Evidence for Diverse Star Formation Histories through the Green Valley, Smethurst+, 2015
Galaxy Zoo: the effect of bar-driven fueling on the presence of an active galactic nucleus in disc galaxies, Galloway+, 2015
Galaxy Zoo: the dependence of the star formation-stellar mass relation on spiral disc morphology, Willett+, 2015
The green valley is a red herring: Galaxy Zoo reveals two evolutionary pathways towards quenching of star formation in early- and late-type galaxies, Schawinski+, 2014
Galaxy Zoo: an independent look at the evolution of the bar fraction over the last eight billion years from HST-COSMOS, Melvin+, 2014
Galaxy Zoo: CANDELS barred discs and bar fractions, Simmons+, 2014
Galaxy Zoo: Are Bars Responsible for the Feeding of Active Galactic Nuclei at 0.2 < z < 1.0?, Cheung+, 2014
Galaxy Zoo: The Ultraviolet Attenuation Law in Backlit Spiral Galaxies, Keel+, 2014
HST Imaging of Fading AGN Candidates I: Host-Galaxy Properties and Origin of the Extended Gas, Keel+, 2014
Galaxy Zoo: Observing Secular Evolution Through Bars, Cheung+, 2013
Galaxy Zoo 2: detailed morphological classifications for 304,122 galaxies from the Sloan Digital Sky Survey, Willett+, 2013
The different star-formation histories of blue and red spiral and elliptical galaxies, Tojeiro+, 2013
Galaxy Zoo: building the low-mass end of the red sequence with local post-starburst galaxies, Wong+, 2013
Galaxy Zoo: A Catalog of Overlapping Galaxy Pairs for Dust Studies, Keel+, 2013
Galaxy Zoo: quantifying morphological indicators of galaxy interaction, Casteels+, 2013
Polar ring galaxies in the Galaxy Zoo, Finkelman+, 2012
Galaxy Zoo: dust and molecular gas in early-type galaxies with prominent dust lanes, Kaviraj+, 2012
Chandra Observations of Galaxy Zoo Mergers: Frequency of Binary Active Nuclei in Massive Mergers, Teng+, 2012
The Galaxy Zoo survey for giant AGN-ionized clouds: past and present black hole accretion events, Keel+, 2012
Galaxy Zoo: the environmental dependence of bars and bulges in disc galaxies, Skibba+, 2012
Galaxy Zoo and ALFALFA: atomic gas and the regulation of star formation in barred disc galaxies, Masters+, 2012
Galaxy Zoo: dust lane early-type galaxies are tracers of recent gas-rich minor mergers, Shabala+, 2012
The fraction of early-type galaxies in low-redshift groups and clusters of galaxies, Hoyle+, 2012
Galaxy Zoo: Bulgeless Galaxies With Growing Black Holes, Simmons+, 2012
Spheroidal post-mergers in the local Universe, Carpineti+, 2012
Galaxy Zoo Supernovae, Smith+, 2011
Galaxy Zoo: multimergers and the Millennium Simulation, Darg+, 2011
Galaxy Zoo 1: data release of morphological classifications for nearly 900 000 galaxies, Lintott+, 2011
Galaxy Zoo: bars in disc galaxies, Masters+, 2011
Galaxy Zoo Volunteers Share Pain and Glory of Research, Clery, 2011
Galaxy Zoo Morphology and Photometric Redshifts in the Sloan Digital Sky Survey, Way, 2011
Galaxy Zoo: bar lengths in local disc galaxies, Hoyle+, 2011
Tidal dwarf galaxies in the nearby Universe, Kaviraj+, 2011
Galaxy Zoo: the properties of merging galaxies in the nearby Universe - local environments colours masses star formation rates and AGN activity, Darg+, 2010
Galaxy Zoo: The Fundamentally Different Co-Evolution of Supermassive Black Holes and Their Early- and Late-Type Host Galaxies, Schawinski+, 2010
Galaxy Zoo: a correlation between the coherence of galaxy spin chirality and star formation efficiency, Jimenez+, 2010
Galaxy Zoo: the fraction of merging galaxies in the SDSS and their morphologies, Darg+, 2010
Galaxy Zoo: dust in spiral galaxies, Masters+, 2010
Galaxy Zoo: passive red spirals, Masters+, 2010
Galaxy Zoo: reproducing galaxy morphologies via machine learning, Banerji+, 2010
Galaxy Zoo: `Hanny's Voorwerp' a quasar light echo?, Lintott+, 2009
Galaxy Zoo: the dependence of morphology and colour on environment, Bamford+, 2009
Galaxy Zoo: disentangling the environmental dependence of morphology and colour, Skibba+, 2009
Galaxy Zoo Green Peas: discovery of a class of compact extremely star-forming galaxies, Cardamone+, 2009
Galaxy Zoo: a sample of blue early-type galaxies at low redshift, Schawinski+, 2009
Galaxy Zoo: chiral correlation function of galaxy spins, Slosar+, 2009
Galaxy Zoo: morphologies derived from visual inspection of galaxies from the Sloan Digital Sky Survey, Lintott+, 2008
Galaxy Zoo: the large-scale spin statistics of spiral galaxies in the Sloan Digital Sky Survey, Land+, 2008

Galaxy Zoo: 3D (2)

Grand Design versus Multiarmed Spiral Galaxies: Dependence on Galaxy Structure, Smith+, 2024
Galaxy Zoo: 3D -- Crowd-sourced Bar, Spiral and Foreground Star Masks for MaNGA Target Galaxies, Masters+, 2021

Galaxy Zoo: Clump Scout (2)

Galaxy Zoo: Clump Scout -- Design and first application of a two-dimensional aggregation tool for citizen science, Dickinson+, 2022
Galaxy Zoo: Clump Scout: Surveying the Local Universe for Giant Star-forming Clumps, Adams+, 2022

Galaxy Zoo - Supernova (5)

Five New Outbursting AM CVn Systems Discovered by the Palomar Transient Factory, Levitan+, 2012
Hubble Space Telescope studies of low-redshift Type Ia supernovae: evolution with redshift and ultraviolet spectral trends, Maguire+, 2012
Dynamic Bayesian Combination of Multiple Imperfect Classifiers, Simpson+, 2012
Galaxy Zoo Supernovae, Smith+, 2011
PTF10ops - a subluminous, normal-width light curve Type Ia supernova in the middle of nowhere, Maguire+, 2011

Hubble Asteroid Hunter (4)

Hubble Asteroid Hunter. III. Physical properties of newly found asteroids, García-Martín+, 2024
The impact of satellite trails on Hubble Space Telescope observations, Kruk+, 2023
Hubble Asteroid Hunter. II. Identifying strong gravitational lenses in HST images with crowdsourcing, Garvin+, 2022
Hubble Asteroid Hunter. I. Identifying asteroid trails in Hubble Space Telescope images, Kruk+, 2022

Ice Hunters (2)

The New Horizons Extended Mission Target: Arrokoth Search and Discovery, Buie+, 2024
2011 HM102: Discovery of a High-Inclination L5 Neptune Trojan in the Search for a post-Pluto New Horizons Target, Parker+, 2012

Jovian Vortex Hunter (1)

Jovian Vortex Hunter: A Citizen Science Project to Study Jupiter's Vortices, Sankar+, 2025

Kilonova Seekers (3)

ATel#16858: NOT and LT spectra of GOTO065054.49+593624.51 confirms its Galactic nature, Killestein+, 2024
ATel#16842: GOTO065054.49+593624.51: Discovery of a bright optical galactic transient, Killestein+, 2024
Kilonova Seekers: the GOTO project for real-time citizen science in time-domain astrophysics, Killestein and Kelsey+, 2024
The Panchromatic Hubble Andromeda Treasury: Triangulum Extended Region (PHATTER). IV. Star Cluster Catalog, Johnson+, 2022
The Panchromatic Hubble Andromeda Treasury: Triangulum Extended Region (PHATTER). III. The Mass Function of Young Stellar Clusters in M33, Wainer+, 2022

Milky Way Project (7)

The Milky Way Project: Probing Star Formation with First Results on Yellowballs from DR2, Wolf-Chase+, 2021
The Milky Way Project Second Data Release: Bubbles and Bow Shocks, Jayasinghe+, 2019
The Milky Way Project and ATLASGAL: The distribution and physical properties of cold clumps near infrared bubbles, Kendrew+, 2016
The Milky Way Project: What are Yellowballs?, Kerton+, 2015
The Milky Way Project: Leveraging Citizen Science and Machine Learning to Detect Interstellar Bubbles, Beaumont+, 2014
The Milky Way Project: A Statistical Study of Massive Star Formation Associated with Infrared Bubbles, Kendrew+, 2012
The Milky Way Project First Data Release: a bubblier Galactic disc, Simpson+, 2012

Moon Zoo (1)

The Moon Zoo citizen science project: Preliminary results for the Apollo 17 landing site, Bugiolacchi+, 2016

Muon Hunter (3)

Identifying muon rings in VERITAS data using convolutional neural networks trained on images classified with Muon Hunters 2, Flanagan+, 2021
Muon Hunter: a Zooniverse project, Bird+, 2018
A citizen-science approach to muon events in imaging atmospheric Cherenkov telescope data: the Muon Hunter, Feng+, 2017

Planet Four (3)

Planet Four: A Neural Network's Search For Polar Spring-time Fans On Mars, McDonnell+, 2022
Planet Four: Derived South Polar Martian Winds Interpreted Using Mesoscale Modeling, Portyankina+, 2022
Planet Four: Probing Springtime Winds on Mars by Mapping the Southern Polar CO2 Jet Deposits, Aye+, 2018

Planet Four: Ridges (1)

Irregular polygonal ridge networks in ancient Noachian terrain on Mars, Khuller+, 2022

Planet Four: Terrains (1)

Planet Four: Terrains - Discovery of Araneiforms Outside of the South Polar Layered Deposits, Schwamb+, 2017

Planet Hunters (14)

Likely transiting exocomets detected by Kepler, Rappaport+, 2017
Planet Hunters X: Searching for Nearby Neighbors of 75 Planet and Eclipsing Binary Candidates from the K2 Kepler extended mission, Schmitt+, 2016
WASP-47: A Hot Jupiter System with Two Additional Planets Discovered by K2, Becker+, 2015
Planet Hunters. IX. KIC 8462852 – Where’s the flux?, Boyajian+, 2015
Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data, Wang+, 2015
Planet Hunters. VI. An Independent Characterization of KOI-351 and Several Long Period Planet Candidates from the Kepler Archival Data, Schmitt+, 2014
GALEX J194419.33+491257.0: An unusually active SU UMa-type dwarf nova with a very short orbital period in the Kepler data, Kato & Osaki, 2014
Planet Hunters. VII. Discovery of a New Low-mass, Low-density Planet (PH3 C) Orbiting Kepler-289 with Mass Measurements of Two Additional Planets (PH3 B and D), Schmitt+, 2014
Planet Hunters: A Transiting Circumbinary Planet in a Quadruple Star System, Schwamb+, 2013
Planet Hunters: KIC 9406652: An Unusual Cataclysmic Variable in the Kepler Field of View, Gies+, 2013
Planet Hunters: New Kepler planet candidates from analysis of quarter 2, Lintott+, 2013
Planet Hunters V. A Confirmed Jupiter-Size Planet in the Habitable Zone and 42 Planet Candidates from the Kepler Archive Data, Wang+, 2013
Planet Hunters: Assessing the Kepler Inventory of Short-period Planets, Schwamb+, 2012
Planet Hunters: the first two planet candidates identified by the public using the Kepler public archive data, Fischer+, 2012

Planet Hunters NGTS (1)

Planet Hunters NGTS: New Planet Candidates from a Citizen Science Search of the Next Generation Transit Survey Public Data, O'Brien+, 2024

Planet Hunters TESS (8)

NotPlaNET: Removing False Positives from Planet Hunters TESS with Machine Learning, Tardugno Poleo+, 2024
Planet Hunters TESS. V. A Planetary System Around a Binary Star, Including a Mini-Neptune in the Habitable Zone, Eisner+, 2024
Planet Hunters TESS IV: a massive, compact hierarchical triple star system TIC 470710327, Eisner+, 2022
A New Curriculum Development Model for Improving Undergraduate Students’ Data Literacy and Self-Efficacy in Online Astronomy Classrooms, Simon+, 2022
Planet Hunters TESS III: two transiting planets around the bright G dwarf HD 152843, Eisner+, 2021
Planet Hunters TESS II: Findings from the first two years of TESS, Eisner+, 2020
Planet Hunters TESS I: TOI 813, a subgiant hosting a transiting Saturn-sized planet on an 84-day orbit, Eisner+, 2020
Planet Hunters TESS I: TOI 813, a subgiant hosting a transiting Saturn-sized planet on an 84-day orbit, Eisner+, 2019

Planet Patrol (3)

The TESS Triple-9 Catalog II: a new set of 999 uniformly-vetted exoplanet candidates, Magliano+, 2023
The TESS Triple-9 Catalog: 999 uniformly vetted exoplanet candidates, Cacciapuoti+, 2022
Planet Patrol: Vetting Transiting Exoplanet Candidates with Citizen Science, Kostov+, 2022

Protect Our Planet From Solar Storms (1)

The Visual Complexity of Coronal Mass Ejections Follows the Solar Cycle, Jones+, 2020

Radio Galaxy Zoo (16)

Radio galaxy zoo EMU: towards a semantic radio galaxy morphology taxonomy, Bowles+, 2023
Gems of the Galaxy Zoos — A Wide-ranging Hubble Space Telescope Gap-filler Program, Keel+, 2022
Radio Galaxy Zoo: giant radio galaxy classification using multi-domain deep learning, Tang+, 2022
Radio Galaxy Zoo: using semi-supervised learning to leverage large unlabelled data sets for radio galaxy classification under data set shift, Slijepcevic+, 2022
Radio Galaxy Zoo: New Giant Radio Galaxies in the RGZ DR1 Catalogue, Tang, 2020
Radio Galaxy Zoo: Knowledge Transfer Using Rotationally Invariant Self-Organising Maps, Galvin+, 2019
Radio Galaxy Zoo: The Distortion of Radio Galaxies by Galaxy Clusters, Garon+, 2019
Radio Galaxy Zoo: Unsupervised Clustering of Convolutionally Auto-encoded Radio-astronomical Images, Ralph+, 2019
Radio Galaxy Zoo: observational evidence for environment as the cause of radio source asymmetry, Rodman+, 2019
Radio Galaxy Zoo: Compact and extended radio source classification with deep learning, Lukic+, 2018
Radio Galaxy Zoo: ClaRAN - A Deep Learning Classifier for Radio Morphologies, Wu+, 2018
Radio Galaxy Zoo: Machine learning for radio source host galaxy cross-identification, Alger+, 2018
Radio Galaxy Zoo: Cosmological Alignment of Radio Sources, Contigiani+, 2017
Radio Galaxy Zoo: A Search for Hybrid Morphology Radio Galaxies, Kapińska+, 2017
Radio Galaxy Zoo: discovery of a poor cluster through a giant wide-angle tail radio galaxy, Banfield+, 2016
Radio Galaxy Zoo: host galaxies and radio morphologies derived from visual inspection, Banfield+, 2015

Radio Galaxy Zoo: LOFAR (3)

The LOFAR Two-Metre Sky Survey. VI. Optical identifications for the second data release, Hardcastle+, 2023
The LOFAR Two Metre Sky Survey: Deep Fields Data Release 1 -- III. Host-galaxy identifications and value added catalogues, Kondapally+, 2020
The LOFAR Two-metre Sky Survey. III. First data release: Optical/infrared identifications and value-added catalogue, Williams+, 2019

Snapshot Supernova (2)

ATel #7254: PESSTO spectroscopic classification of optical transients, Campbell+, 2015
ATel #7261: PESSTO spectroscopic classification of optical transients, Cartier+, 2015

Solar Jet Hunter (1)

Solar Jet Hunter: a citizen science initiative to identify coronal jets in EUV data sets, Musset+, 2024

Solar Stormwatch (7)

Testing the current paradigm for space weather prediction with heliospheric imagers, Barnard+, 2017
Tracking CMEs using data from the Solar Stormwatch project;observing deflections and other properties, Jones+, 2017
Differences between the CME fronts tracked by an expert, an automated algorithm, and the Solar Stormwatch project, Barnard+, 2015
Observational Tracking of the 2D Structure of Coronal Mass Ejections Between the Sun and 1 AU, Savani+, 2015
Validation of a priori CME arrival predictions made using real-time heliospheric imager observations, Tucker-Hood+, 2015
The Solar Stormwatch CME catalogue: Results from the first space weather citizen science project, Barnard+, 2014
The distribution of interplanetary dust between 0.96 and 1.04 au as inferred from impacts on the STEREO spacecraft observed by the heliospheric imagers, Davis+, 2012

Space Warps (8)

Euclid Quick Data Release (Q1): The strong lensing discovery engine E – ensemble classification of strong gravitational lenses: lessons for Data Release 1, Holloway+, 2025
Discovering Strong Gravitational Lenses in the Dark Energy Survey with Interactive Machine Learning and Crowd-sourced Inspection with Space Warps, González+, 2025
Euclid Quick Data Release (Q1): The Strong Lensing Discovery Engine A – System Overview and Lens catalogue, Walmsley+, 2025
Survey of Gravitationally-lensed Objects in HSC Imaging (SuGOHI). VI. Crowdsourced lens finding with Space Warps, Sonnenfeld+, 2020
Space Warps - II. New gravitational lens candidates from the CFHTLS discovered through citizen science, Marshall+, 2016
Space Warps - I. Crowdsourcing the discovery of gravitational lenses, Marshall+, 2016
The Red Radio Ring: a gravitationally lensed hyperluminous infrared radio galaxy at z=2.553 discovered through citizen science, Geach+, 2015
Gravitational lens modelling in a citizen science context, Küng+, 2015

Spiral Graph (1)

Comparison of galaxy spiral arm pitch angle measurements using manual and automated techniques, Hewitt+, 2020

Supernova Hunters (25)

Supernova Hunters Discovery of 24 Optical Transients with Pan-STARRS, Fulton+, 2020
Citizen Scientist Amplification, Wright+, 2019
Help Me to Help You: Machine Augmented Citizen Science, Wright+, 2019
Supernova Discovery: 2018clq, Chambers+, 2018
Supernova Discovery: 2018cvb, Chambers+, 2018
Supernova Discovery: 2018cjn, Chambers+, 2018
Supernova Discovery: 2018ot, Chambers+, 2018
Supernova Discovery: 2018ys, Chambers+, 2018
Supernova Discovery: 2018fy, Chambers+, 2018
Supernova Discovery: 2017jco, Chambers+, 2017
ATel #10334: ePESSTO spectroscopic classification of optical transients, Cartier+, 2017
Supernova Discovery: 2017fys, Chambers+, 2017
Supernova Discovery: 2017ele, Chambers+, 2017
Supernova Discovery: 2017fod, Chambers+, 2017
Supernova Discovery: 2017iuo, Chambers+, 2017
ATel #10328: ePESSTO spectroscopic classification of optical transients, Cartier+, 2017
A transient search using combined human and machine classifications, Wright+, 2017
Supernova Discovery: 2017gcg, Chambers+, 2017
Supernova Discovery: 2017gop, Chambers+, 2017
Supernova Discovery: 2017ehf, Chambers+, 2017
Supernova Discovery: 2017gcd, Chambers+, 2017
ATel #10331: ePESSTO spectroscopic classification of optical transients, Gutierrez+, 2017
ATel #9269: PESSTO spectroscopic classification of optical transients, Fraser+, 2016
ATel #9711: PESSTO spectroscopic classification of optical transients, Dimitriadis+, 2016
ATel #9308: PESSTO spectroscopic classification of optical transients, Mattila+, 2016

Supernova Sighting (10)

ATel #11667: Spectroscopic classification of SN 2018bwq as a type Ia supernova a few days before maximum light, Lopez-Sanchez+, 2018
ATel #11671: Spectroscopic classification of SN 2018bwp as a type Ia supernova a few weeks after peak brightness, Lopez-Sanchez+, 2018
ATel #10659: ePESSTO spectroscopic classification of optical transients, Homan+, 2017
ATel #10444: WiFeS Classification of SMT17kdl/SN2017edm as a Type Ia Supernova, Tucker+, 2017
ATel #10739: ePESSTO spectroscopic classification of optical transients, Rybicki+, 2017
ATel #10635: FLOYDS Classification of SMT17qul/AT 2017fwa as a Reddened Type Ia Supernova Near Peak, Hosseinzadeh+, 2017
ATel #10426: First Confirmed Supernova with the SkyMapper/Zooniverse Supernova Sighting Project, Tucker+, 2017
ATel #10676: ePESSTO spectroscopic classification of optical transients, Homan+, 2017
ATel #10657: ePESSTO spectroscopic classification of optical transients, Lyman+, 2017
ATel #10676: ePESSTO spectroscopic classification of optical transients, Homan+, 2017

SuperWASP Variable Stars (2)

SuperWASP Variable Stars: Classifying Light Curves Using Citizen Science, Thiemann+, 2021
A Zooniverse Project to Classify Periodic Variable Stars from SuperWASP, Norton, 2018

The Hunt For Galaxy Clusters (1)

Multiwavelength classification of X-ray selected galaxy cluster candidates using convolutional neural networks, Kosiba+, 2020

Zwicky's Quirky Transients (2)

Machine Learning for the Zwicky Transient Facility, Mahabal+, 2019
Real-bogus classification for the Zwicky Transient Facility using deep learning, Duev+, 2019

Physics

Earthquake Detective (2)

Citizen Scientists Help Detect and Classify Dynamically Triggered Seismic Activity in Alaska, Tang+, 2020
Applying Machine Learning to Crowd-sourced Data from Earthquake Detective, Ranadive+, 2020

Gravity Spy (23)

Gravity Spy: lessons learned and a path forward, Zevin+, 2024
Supporting and augmenting human and machine learning in citizen science: Lessons from Gravity Spy. Citizen Science: Theory And Practice, 9(1), 42., Østerlund, 2024
Folksonomies in crowdsourcing platforms: Three tensions associated with the development of shared language in distributed groups. In The European Conference on Computer-Supported Cooperative Work (ECSCW), Bullard+, 2024
Design principles for background knowledge to enhance learning in citizen science, Crowston+, 2023
Data quality up to the third observing run of Advanced LIGO: Gravity Spy glitch classifications, Glanzer+, 2023
Hiding in Plain Sight: Secondary Analysis of Data Records as a Method for Learning about Citizen Science Projects and Volunteers’ Skills, Peterman, 2022
Discovering features in gravitational-wave data through detector characterization, citizen science and machine learning, Soni+, 2021
Occasional Groups in Crowdsourcing Platforms, Harandi, 2021
The Genie in the Bottle: Different Stakeholders, Different Interpretations of Machine Learning, Harandi+, 2020
Shifting Forms of Presence: Volunteer Learning in Online Citizen Science, Jackson+, 2020
Teaching Citizen Scientists to Categorize Glitches using Machine-Learning-Guided Training, Jackson+, 2020
Building an apparatus: Refractive, reflective and diffractive readings of trace data, Østerlund+, 2020
Knowledge Tracing to Model Learning in Online Citizen Science Projects, Crowston+, 2020
Linguistic Adoption in Online Citizen Science: A Structurational Perspective, Jackson+, 2019
Classifying the unknown: discovering novel gravitational-wave detector glitches using similarity learning, Coughlin+, 2019
Folksonomies to Support Coordination and Coordination of Folksonomies, Jackson+, 2018
Appealing to different motivations in a message to recruit citizen scientists: results of a field experiment, Lee+, 2018
Machine learning for Gravity Spy: Glitch classification and dataset, Bahaadini+, 2018
Did they login? Patterns of Anonymous Contributions in Online Communities, Jackson+, 2018
Deep Multi-view Models for Glitch Classification, Bahaadini+, 2017
Blending Machine and Human Learning Processes, Crowston+, 2017
Gravity Spy: Integrating Advanced LIGO Detector Characterization, Machine Learning, and Citizen Science, Zevin+, 2017
Gravity Spy: Humans, machines and the future of citizen science, Crowston+, 2017

Higgs Hunters (3)

Proceedings of the First Higgs Hunters Schools’ Conference, Barr+, 2019
Citizen scientist community engagement with the Higgs Hunters project at the Large Hadron Collider, Barr+, 2018
'That looks weird' - evaluating citizen scientists' ability to detect unusual features in ATLAS images of LHC collisions, Barr+, 2016

Muon Hunter (3)

Identifying muon rings in VERITAS data using convolutional neural networks trained on images classified with Muon Hunters 2, Flanagan+, 2021
Muon Hunter: a Zooniverse project, Bird+, 2018
A citizen-science approach to muon events in imaging atmospheric Cherenkov telescope data: the Muon Hunter, Feng+, 2017

Name that Neutrino (1)

Citizen science for IceCube: Name that Neutrino, Abbasi+, 2024

Solar Jet Hunter (1)

Solar Jet Hunter: a citizen science initiative to identify coronal jets in EUV data sets, Musset+, 2024

Climate

CloudCatcher (1)

CloudCatcher: citizen science can be used to help to crowd source a satellite cloud validation dataset, Cox+, 2024

Cyclone Center (3)

Assessing Citizen Science Participation Skill for Altruism or University Course Credit: A Case Study Analysis Using Cyclone Center, Phillips+, 2018
Identification of Tropical Cyclone Storm Types Using Crowdsourcing, Knapp+, 2016
Cyclone Center: Can Citizen Scientists Improve Tropical Cyclone Intensity Records?, Hennon+, 2014

Floating Forests (4)

A citizen science approach to teaching climate change in introductory-level undergraduate general science courses, Rosenthal+, 2023
Automated satellite remote sensing of giant kelp at the Falkland Islands (Islas Malvinas), Houskeeper+, 2022
Floating Forests: Quantitative Validation of Citizen Science Data Generated From Consensus Classifications, Rosenthal+, 2018
Encouraging Work in Citizen Science: Experiments in Goal Setting and Anchoring, Jackson+, 2016

Fossil Atmospheres (1)

Fossil Atmospheres: a case study of citizen science in question-driven palaeontological research, Soul+, 2018

Meteororum ad Extremum Terrae (1)

Early meteorological records from Corrientes and Bahía Blanca, Argentina: Initial ACRE-Argentina data rescue and related activities, Lakkis+, 2023

Pattern Perception (1)

Citizen science: A new perspective to advance spatial pattern evaluation in hydrology, Koch+, 2017

Rainfall Rescue (2)

Millions of historical monthly rainfall observations taken in the UK and Ireland rescued by citizen scientists, Hawkins+, 2022
Rainfall Rescue Data Set, Hawkins, 2021

Season Spotter Questions (2)

Volunteer recruitment and retention in online citizen science projects using marketing strategies: lessons from Season Spotter, Crall+, 2017
Season Spotter: Using Citizen Science to Validate and Scale Plant Phenology from Near-Surface Remote Sensing, Kosmala+, 2016

Sounds of New York City (1)

Crowdsourcing Multi-label Audio Annotation Tasks with Citizen Scientists, Cartwright+, 2019

SquirrelMapper (1)

Parallel evolution of urban–rural clines in melanism in a widespread mammal, Cosentino+, 2022

Weather Rescue (1)

Rescuing historical weather observations improves quantification of severe windstorm risks, Hawkins+, 2023

Humanities

Addressing Health (1)

Addressing Health Pensions Data Mapper, Smith+, 2021

American WWI Burial Cards (1)

U.S. WWI Burial Cards at Fold3, Hoppe+, 2021

Ancient Lives (2)

A computational pipeline for crowdsourced transcriptions of Ancient Greek papyrus fragments, Williams+, 2014
P.Oxy 5156, Plutarch Moralia 660C, 661B-C (Quaestiones Convivales IV PR., 1.2), in The Oxyrhynchus Papyri Vol. 78, Brusuelas, 2013

Anti-Slavery Manuscripts (1)

Individual vs. Collaborative Methods of Crowdsourced Transcription, Blickhan+, 2019

Davy Notebooks Project (7)

Moving scientific knowledge from the laboratory to the theatre: Humphry Davy's Lecture practice at the Royal Institution, 1801–1812, Frank A. J. L. James, 2024
The benefits of ‘slow’ development: towards a best practice for sustainable technical infrastructure through the Davy Notebooks Project, Blickhan+, 2024
Lancaster Digital Collections: The Davy Notebooks Project, Ruston+, 2024
Humphry Davy, transatlantic slavery and his constructions of racial difference in an early notebook, Eleanor Lucy Bird, 2024
Humphry Davy's Notebooks, Ruston+, 2024
Protean Forms in Humphry Davy's Notebooks, Sharon Ruston, 2024
Davy's Notemaking, Andrew Lacey, 2024

Every Name Counts (1)

#EveryNameCounts - The crowdsourcing initiative of the Arolsen Archives, Braeu+, 2021

Heritage Quest (2)

Combining Deep Learning and Location-Based Ranking for Large-Scale Archaeological Prospection of LiDAR Data from The Netherlands, Verschoof-van der Vaart+, 2020
Integrating Remote Sensing, Machine Learning, and Citizen Science in Dutch Archaeological Prospection, Lambers+, 2019

HMS NHS: The Nautical Health Service (1)

Engaging Crowds Project Data, Engaging Crowds Team, 2022

Living with Machines (2)

Language of Mechanisation Crowdsourcing Datasets from the Living with Machines Project, Ridge+, 2024
Living with Machines alpha and beta Zooniverse 'accident' task data, 2020

Mapping Historic Skies (2)

Crowdsourcing Knowledge for Representation: Interactive Learning and Engagement with Collections Using Zooniverse’s Mapping Historic Skies, BrodeFrank+, 2020
Crowdsourcing Knowledge: Interactive Learning with Mapping Historic Skies, BrodeFrank+, 2019

Maria Edgeworth Letters (2)

From Archive to Database: Using Crowdsourcing, TEI, and Collaborative Labor to Construct the Maria Edgeworth Letters Project, Havens+, 2024
Communities of Collaboration:Building the Maria Edgeworth Letters Project, Egenolf+, 2024

Measuring the ANZACs (1)

Measuring the ANZACs: Lessons from Digital History Writ Large, Evan Roberts, 2023

Meteororum ad Extremum Terrae (1)

Early meteorological records from Corrientes and Bahía Blanca, Argentina: Initial ACRE-Argentina data rescue and related activities, Lakkis+, 2023

Mutual Muses (1)

Mutual Muses Results, Mutual Muses Team, 2018

My Dear Mr. Welles: War of the Worlds Fan and Hate Mail (1)

War of the Worlds Fan Mail, University of Michigan Library, 2024

Operation War Diary (2)

The Zooniverse is Expanding: Crowdsourced Solutions to the Hidden Collections Problem and the Rise of the Revolutionary Cataloging Interface, Barber, 2019
A Life in the Trenches? The Use of Operation War Diary and Crowdsourcing Methods to Provide an Understanding of the British Army’s Day-to-Day Life on the Western Front, Grayson+, 2016

Scarlets and Blues (1)

Engaging Crowds Project Data, Engaging Crowds Team, 2022

SCOTUS Notes (1)

Behind the Velvet Curtain: Understanding Supreme Court Conference Discussions Through the Justices’ Conference Notes, Black+, 2018

Scribes of the Cairo Geniza (7)

“Strangers in the Landscape”: On Research Development and Making Things for Making, Blickhan+, 2021
Review: Scribes of the Cairo Geniza, Haynes, 2021
Serendipity in the Cairo Geniza, Dudley+, 2021
Scribes of the Cairo Geniza - Digital Project Handbook, Esten+, 2020
Scribes of the Cairo Geniza Data, Scribes of the Cairo Geniza Team, 2020
Scribes, Scholars, and Scripts: Reviewing Data from Scribes of the Cairo Geniza, Esten, 2020
Of Scribes and Scripts: Citizen Science and the Cairo Genizah, Eckstein, 2019

Shakespeare's World (3)

The Shakespeare's World Crowdsourced Transcription Project Datasets, Van Hyning+, 2024
Revisiting Shakespeare's World: Optimizing Data Outcomes and Investigating Contributor Dynamics, ZhiCheng Wang, 2024
Tagging, Pinging and Linking – User Roles in Virtual Citizen Science Forums, Rohden+, 2019

Stories of St James's Burial Ground (1)

MOLA Citizen Science on the ADS, Hawker-Yates, 2024

The American Soldier (4)

Across the Color Line: Using Text Networks to Examine Black and White US Soldiers’ Views on Race and Segregation during World War II, Gitre+, 2023
“What the Soldier Thinks”: Mobilizing the Mind of the American Soldier in the Second World War, Edward J.K. Gitre, 2022
The American Soldier in World War II, Gitre+, 2021
Supporting Historical Research and Education with Crowdsourced Analysis of Primary Sources, Wang, 2019

Nature

Año Nuevo Island - Animal Count (1)

Accuracy and precision of citizen scientist animal counts from drone imagery, Wood+, 2021

Bat Detective (1)

Bat detective—Deep learning tools for bat acoustic signal detection, Mac Aodha+, 2018

Chicago Wildlife Watch (1)

Optimizing community science contributions in ecology: A case study on Zooniverse's ‘Chicago wildlife watch’, Rivera+, 2024

Chimp & See (4)

Transferring Dense Pose to Proximal Animal Classes, Sanakoyeu+, 2020
Chimpanzee identification and social network construction through an online citizen science platform, McCarthy+, 2020
Novelty Response of Wild African Apes to Camera Traps, Kalan+, 2019
Nocturnal activity in wild chimpanzees (Pan troglodytes): Evidence for flexible sleeping patterns and insights into human evolution, Tagg+, 2018

Earthquake Detective (2)

Citizen Scientists Help Detect and Classify Dynamically Triggered Seismic Activity in Alaska, Tang+, 2020
Applying Machine Learning to Crowd-sourced Data from Earthquake Detective, Ranadive+, 2020

Elephant Expedition (1)

The Role of Forest Elephants in Shaping Tropical Forest-Savanna Coexistence, Cardoso+, 2019

Floating Forests (4)

A citizen science approach to teaching climate change in introductory-level undergraduate general science courses, Rosenthal+, 2023
Automated satellite remote sensing of giant kelp at the Falkland Islands (Islas Malvinas), Houskeeper+, 2022
Floating Forests: Quantitative Validation of Citizen Science Data Generated From Consensus Classifications, Rosenthal+, 2018
Encouraging Work in Citizen Science: Experiments in Goal Setting and Anchoring, Jackson+, 2016

ForestEyes (4)

ForestEyes Project - Citizen Science and Machine Learning to detect deforested areas in tropical forests, Dallaqua+, 2021
ForestEyes Project: Conception, enhancements, and challenges, Dallaqua+, 2021
Building Data Sets for Rainforest Deforestation Detection Through a Citizen Science Project, Dallaqua+, 2020
ForestEyes Project: Can Citizen Scientists Help Rainforests?, Dallaqua+, 2019

Fossil Atmospheres (1)

Fossil Atmospheres: a case study of citizen science in question-driven palaeontological research, Soul+, 2018

HumBug (1)

HumBug Zooniverse: a crowd-sourced acoustic mosquito dataset, Kiskin+, 2020

Identify New Zealand animals (2)

Evaluation of remote cameras for monitoring multiple invasive mammals in New Zealand, Anton+, 2018
Monitoring the mammalian fauna of urban areas using remote cameras and citizen science, Anton+, 2018

Invader ID (1)

Engaging Online Citizen Scientists and the Consensus Method to Monitor the Marine Biofouling Community, Lawson+, 2022

Koster Seafloor Observatory (1)

An open-source, citizen science and machine learning approach to analyse subsea movies, Anton+, 2021

Michigan ZoomIN (1)

Michigan ZoomIN: validating crowd-sourcing to identify mammals from camera surveys, Gadsden+, 2021

Notes from Nature (2)

Humans in the loop: Community science and machine learning synergies for overcoming herbarium digitization bottlenecks, Guralnick+, 2024
Workforce-efficient consensus in crowdsourced transcription of biocollections information, Matsunaga+, 2016

Notes from Nature - Plants of Arkansas (2)

Community Science Success for Herbarium Transcription in Arkansas: Building a Network of Students and Volunteers for Notes from Nature, Soteropoulos+, 2022
Citizen Science Contributions to Address Biodiversity Loss and Conservation Planning in a Rapidly Developing Region, Soteropoulos+, 2021

Penguin Watch (4)

Processing citizen science- and machine-annotated time-lapse imagery for biologically meaningful metrics, Jones+, 2020
Author Correction: Time-lapse imagery and volunteer classifications from the Zooniverse Penguin Watch project, Jones+, 2019
Time-lapse imagery and volunteer classifications from the Zooniverse Penguin Watch project, Jones+, 2018
Counting in the Wild, Arteta, C., Lempitsky, V., Zisserman, A, 2016

Plankton Portal (1)

A Tale of Two Crowds: Public Engagement in Plankton Classification, Robinson+, 2017

Rainfall Rescue (2)

Millions of historical monthly rainfall observations taken in the UK and Ireland rescued by citizen scientists, Hawkins+, 2022
Rainfall Rescue Data Set, Hawkins, 2021

Seabirdwatch (1)

Using citizen science image analysis to measure seabird phenology, Edney+, 2024

Snapshot Serengeti (20)

Snapshot Safari: A large-scale collaborative to monitor Africa’s remarkable biodiversity, Pardo+, 2021
Iterative Human and Automated Identification of Wildlife Images, Miao+, 2021
Can citizen science analysis of camera trap data be used to study reproduction? Lessons from Snapshot Serengeti program, Thel+, 2021
Citizen science, computing, and conservation: How can “Crowd AI” change the way we tackle large-scale ecological challenges?, Palmer+, 2021
Mixed-species groups of Serengeti grazers: a test of the stress gradient hypothesis, Beaudrot+, 2020
Animal Scanner: Software for classifying humans, animals, and empty frames in camera trap images, Yousif+, 2019
Identifying animal species in camera trap images using deep learning and citizen science, Willi, 2018
No respect for apex carnivores Distribution and activity patterns of honey badgers in the Serengeti, Allen+, 2018
Automatically identifying, counting, and describing wild animals in camera-trap images with deep learning, Norouzzadeh+, 2018
Giraffe bed and breakfast: Camera traps reveal Tanzanian yellow-billed oxpeckers roosting on their large mammalian hosts, Palmer+, 2018
Evaluating relative abundance indices for terrestrial herbivores from large‐scale camera trap surveys, Palmer+, 2018
Identifying drivers of spatial variation in occupancy with limited replication camera trap data, Hepler+, 2018
A ‘dynamic’ landscape of fear: prey responses to spatiotemporal variations in predation risk across the lunar cycle, Palmer+, 2017
Towards automatic wild animal monitoring: Identification of animal species in camera-trap images using very deep convolutional neural networks, Gomez+, 2017
A generalized approach for producing, quantifying, and validating citizen science data from wildlife images, Swanson+, 2016
The spatial distribution of African savannah herbivores: species associations and habitat occupancy in a landscape context, Anderson+, 2016
In the absence of a 'landscape of fear': How lions, hyenas, and cheetahs coexist, Swanson+, 2016
Snapshot Serengeti, high-frequency annotated camera trap images of 40 mammalian species in an African savanna, Swanson+, 2015
Applying a random encounter model to estimate lion density from camera traps in Serengeti National Park, Tanzania, Cusack+, 2015
This Image Intentionally Left Blank: Mundane Images Increase Citizen Science Participation, Bowyer+, 2015

Snapshot Wisconsin (1)

Human disturbance compresses the spatiotemporal niche, Gilbert+, 2022

Snow Spotter (2)

Evaluating Multiple Canopy-Snow Unloading Parameterizations in SUMMA With Time-Lapse Photography Characterized by Citizen Scientists, Lumbrazo+, 2022
Snow Spotter Canopy-Snow Interception Dataset #1, Lumbrazo+, 2022

SquirrelMapper (1)

Parallel evolution of urban–rural clines in melanism in a widespread mammal, Cosentino+, 2022

The Cricket Wing (1)

Consistent traffic noise impacts few fitness-related traits in a field cricket, Welsh+, 2023

The RBGE Herbarium: Exploring Gesneriaceae, the African Violet Family (1)

Engaging Crowds Project Data, Engaging Crowds Team, 2022

Understanding Animal Faces (1)

AnimalWeb: A Large-Scale Hierarchical Dataset of Annotated Animal Faces, Khan+, 2020

Whale FM (2)

Classification of large acoustic datasets using machine learning and crowdsourcing: Application to whale calls, Shamir+, 2014
Repeated call types in short-finned pilot whales, Globicephala macrorhynchus, Sayigh+, 2012

Whales as Individuals (1)

Advanced image recognition: a fully automated, high‑accuracy photo‑identification matching system for humpback whales, Cheeseman+, 2021

When Do Mountain Goats Shed Winter Coats? (1)

Using community photography to investigate phenology: A case study of coat molt in the mountain goat (Oreamnos americanus) with missing data, Nowak+, 2020

Wildwatch Kenya (1)

Camera settings and biome influence the accuracy of citizen science approaches to camera trap image classification, Egna+, 2020

Medicine

Bash the Bug (1)

A crowd of BashTheBug volunteers reproducibly and accurately measure the minimum inhibitory concentrations of 13 antitubercular drugs from photographs of 96-well broth microdilution plates, Fowler+, 2022

Brain Match (1)

A standardized protocol for efficient and reliable quality control of brain registration in functional MRI studies, Benhajali+, 2020

Cell Slider (1)

Crowdsourcing the General Public for Large Scale Molecular Pathology Studies in Cancer, Candido dos Reis+, 2015

Etch A Cell (1)

Citizen science, cells and CNNs – deep learning for automatic segmentation of the nuclear envelope in electron microscopy data, trained with volunteer segmentations, Spiers+, 2020

Etch A Cell - Fat Checker (2)

Automated 3D Tumor Segmentation using Temporal Cubic PatchGAN (TCuP-GAN), Mantha+, 2023
TCuPGAN: A novel framework developed for optimizing human-machine interactions in citizen science, Sankar+, 2023

Health Record Hiccups (1)

Health record hiccups - 5,526 real-world time series with change points labelled by crowdsourced visual inspection, Quan+, 2023

HumBug (1)

HumBug Zooniverse: a crowd-sourced acoustic mosquito dataset, Kiskin+, 2020

Microbe Watch (1)

HRMAn 2.0: Next-generation artificial intelligence–driven analysis for broad host–pathogen interactions, Fisch+, 2021

Microscopy Masters (1)

Exploring applications of crowdsourcing to cryo-EM, Bruggemann+, 2018

Sounds of New York City (1)

Crowdsourcing Multi-label Audio Annotation Tasks with Citizen Scientists, Cartwright+, 2019

Social Science

Anti-Slavery Manuscripts (1)

Individual vs. Collaborative Methods of Crowdsourced Transcription, Blickhan+, 2019

Measuring the ANZACs (1)

Measuring the ANZACs: Lessons from Digital History Writ Large, Evan Roberts, 2023

Phish Finders (2)

Phish Finders: Crowd-powered RE for anti-phishing training tools, Rosser+, 2022
Phish Finders: Improving cybersecurity training tools using citizen science, Ahuja+, 2022

SCOTUS Notes (1)

Behind the Velvet Curtain: Understanding Supreme Court Conference Discussions Through the Justices’ Conference Notes, Black+, 2018

Sounds of New York City (1)

Crowdsourcing Multi-label Audio Annotation Tasks with Citizen Scientists, Cartwright+, 2019

Language

Maturity of Baby Sounds (2)

Describing Vocalizations in Young Children: A Big Data Approach Through Citizen Science Annotation, Semenzin+, 2021
Towards large-scale data annotation of audio from wearables: Validating Zooniverse annotations of infant vocalization types, Semenzin+, 2020
Zooniverse Logo

Saint George on a Bike (1)

Image descriptions for 7471 of the DEArt images, obtained via the Zooniverse crowdsourcing platform, Reshetnikov+, 2023

The Lives of Literary Characters (1)

The Social Lives of Literary Characters: Combining citizen science and language models to understand narrative social networks, Piper+, 2024

Meta

Zooniverse Logo

Meta Studies (85)

Communities & Crowds: a toolkit for hybrid volunteering with cultural heritage collections, Belknap+, 2025
Exploring the Relationship between Basic Psychological Needs and Motivation in Online Citizen Science, Dowthwaite+, 2025
From Archive to Database: Using Crowdsourcing, TEI, and Collaborative Labor to Construct the Maria Edgeworth Letters Project, Havens+, 2024
Unleashing the Power of the Zooniverse: The 2021 Survey of Volunteers, Jackson+, 2024
Artificial Intelligence and the Future of Citizen Science. Citizen Science: Theory And Practice, 9(1), 32., Fortson, L., Crowston, K., Kloetzer, L., & Ponti, M., 2024
How Personal Value Orientations Influence on Behaviors in Digital Citizen Science, Jeong+, 2024
Reimagining Meaningful Data Work through Citizen Science, Boone+, 2024
The benefits of ‘slow’ development: towards a best practice for sustainable technical infrastructure through the Davy Notebooks Project, Blickhan+, 2024
Assessing the Value Orientations of Contributors to Virtual Citizen Science Projects, Jeong+, 2023
Translating the Zooniverse: support for non-English languages on the world's largest platform for crowdsourced research, Blickhan+, 2023
A citizen science approach to teaching climate change in introductory-level undergraduate general science courses, Rosenthal+, 2023
Dark citizen science, Riley+, 2023
Online citizen science with the Zooniverse for analysis of biological volumetric data, Smith+, 2023
The role of the information community in ensuring that information is authoritative: Strategies from NISO Plus 2022, Blickhan+, 2022
Service-Learning Through Citizen Science in a COVID-Adapted Classroom, Cielocha, 2022
The 2021 Zooniverse Participant Survey, Jackson+, 2022
A New Curriculum Development Model for Improving Undergraduate Students’ Data Literacy and Self-Efficacy in Online Astronomy Classrooms, Simon+, 2022
Disaster, Infrastructure and Participatory Knowledge: The Planetary Response Network, Simmons+, 2022
Engaging Crowds: citizen research and cultural heritage data at scale, Seaward+, 2022
Exploring the Zooniverse: Using Wildlife Camera Citizen Science Projects to Engage Students in Academic Language Acquisition, Huffling+, 2021
U!Scientist: Designing for People-Powered Research in Museums, Obiorah+, 2021
New developments in crowdsourced text transcription, Blickhan, 2021
The Collective Wisdom Handbook: Perspectives on Crowdsourcing in Cultural Heritage, Ridge+, 2021
Shifting Forms of Presence: Volunteer Learning in Online Citizen Science, Jackson+, 2020
Just-in-Time Training Improves Accuracy of Citizen Scientist Wildlife Identifications from Camera Trap Photos, Katrak-Adefowora+, 2020
What Do We Know about Young Volunteers? An Exploratory Study of Participation in Zooniverse, Herodotou+, 2020
Transforming research (and public engagement) through citizen science, Blickhan+, 2020
Crowdsourcing Knowledge for Representation: Interactive Learning and Engagement with Collections Using Zooniverse’s Mapping Historic Skies, BrodeFrank+, 2020
Everyone counts? Design considerations in online citizen science, Spiers+, 2019
Citizen Scientist Amplification, Wright+, 2019
Tagging, Pinging and Linking – User Roles in Virtual Citizen Science Forums, Rohden+, 2019
Help Me to Help You: Machine Augmented Citizen Science, Wright+, 2019
Crowdsourcing Knowledge: Interactive Learning with Mapping Historic Skies, BrodeFrank+, 2019
Planet Four: Craters—Optimizing task workflow to improve volunteer engagement and crater counting performance, Sprinks+, 2019
Planet Four: Craters—Optimizing task workflow to improve volunteer engagement and crater counting performance, Sprinks+, 2019
Harnessing crowdsourcing for scholarly and GLAM purposes, Van Hyning, 2019
The Psychological Basis of Motivation to Take Part in Online Citizen Science, Dowthwaite+, 2019
Galaxy zoo: Science content knowledge of citizen scientists, Raddick+, 2019
Coordinating Advanced Crowd Work: Extending Citizen Science, Crowston+, 2019
Citizen science and the professional-amateur divide: lessons from differing online practices, Dowthwaite+, 2019
Individual vs. Collaborative Methods of Crowdsourced Transcription, Blickhan+, 2019
Citizen science frontiers: Efficiency, engagement, and serendipitous discovery with human–machine systems, Trouille+, 2019
Open Community Health: Workshop Report, Link+, 2018
Assessing Citizen Science Participation Skill for Altruism or University Course Credit: A Case Study Analysis Using Cyclone Center, Phillips+, 2018
Comparing experts and novices in Martian surface feature change detection and identification, Wardlaw+, 2018
Optimizing Interventions via Offline Policy Evaluation: Studies in Citizen Science, Segal+, 2018
DIY Zooniverse Citizen Science Project: Engaging The Public With Your Museum’s Collections And Data, Trouille+, 2017
Transforming Libraries and Archives through Crowdsourcing, Van Hyning+, 2017
Recruiting Messages Matter: Message Strategies to Attract Citizen Scientists, Lee+, 2017
Preserving the Margins: Supporting Creativity and Resistance on Digital Participatory Platforms, Mugar, 2017
Blending Machine and Human Learning Processes, Crowston, Kevin, Østerlund, Carsten, Lee, Tae Kyoung, 2017, 2017
Doing good online: the changing relationships between motivations, activity and retention among online volunteers, Cox+, 2017
Crowdsourced Science: Sociotechnical Epistemology in the e-Research Paradigm, Watson+, 2017
Task Workflow Design and its impact on performance and volunteers' subjective preference in Virtual Citizen Science, Sprinks+, 2017
Giving Citizen Scientists a Chance: A Study of Volunteer-led Scientific Discovery, Straub, 2016
Assessing data quality in citizen science, Kosmala+, 2016
Which Way Did They Go? Newcomer Movement through the Zooniverse, Jackson+, 2016
Science Learning via Participation in Online Citizen Science, Masters+, 2016
'Guess what! You're the first to see this event': Increasing Contribution to Online Production Communities, Jackson+, 2016
Intervention Strategies for Increasing Engagement in Crowdsourcing: Platform, Predictions, and Experiments, Segal+, 2016
Being Present in Online Communities: Learning in Citizen Science, Mugar+, 2015
Crowdsourcing Text Transcription, Van Hyning, 2015
Defining and Measuring Success in Online Citizen Science: A Case Study of Zooniverse Projects, Cox+, 2015
Designing for Citizen Data Analysis: A Cross-Sectional Case Study of a Multi-Domain Citizen Science Platform, Tinati+, 2015
Motivations for Sustained Participation in Crowdsourcing: Case Studies of Citizen Science on the Role of Talk, Jackson+, 2015
Crowdsourcing Text Transcription, Van Hyning+, 2015
This Image Intentionally Left Blank: Mundane Images Increase Citizen Science Participation, Bowyer+, 2015
Zooniverse: Observing the World’s Largest Citizen Science Platform, Simpson+, 2014
Why Won’t Alien’s Talk to Us: Content and Community Dynamics in Online Citizen Science, Luczak-Roesch+, 2014
Finding Volunteers' Engagement Profiles in Human Computation for Citizen Science Projects, Ponciano+, 2014
Playing with science: gamised aspects of gamification found on the Online Citizen Science Project - Zooniverse, Greenhill+, 2014
Planet hunters and seafloor explorers: legitimate peripheral participation through practice proxies in online citizen science, Mugar+, 2014
Designing for Dabblers and Deterring Drop-Outs in Citizen Science, Eveleigh+, 2014
Socializing the Crowd: Learning to Talk in Citizen Science, Oesterlund+, 2014
Volunteers’ Engagement in Human Computation Astronomy Projects, Ponciano+, 2014
Creativity in citizen cyberscience: All for one and one for all, Jennett+, 2013
“Volunteering Versus Work for Pay: Incentives and Tradeoffs in Crowdsourcing, Mao+, 2013
Learning by volunteer computing, thinking and gaming: What and how are volunteers learning by participating in Virtual Citizen Science?, Kloetzer+, 2013
“Why Stop Now? Predicting Worker Engagement in Online Crowdsourcing, Mao+, 2013
Galaxy Zoo: Motivations of Citizen Scientists, Raddick+, 2013
Measuring the Conceptual Understandings of Citizen Scientists Participating in Zooniverse Projects: A First Approach, Prather+, 2013
Learning at the Seafloor, Looking at the Sky: The Relationship Between Individual Tasks and Collaborative Engagement in Two Citizen Science Projects, Hassman+, 2013
“I want to be a Captain! I want to be a Captain!": Gamification in the Old Weather citizen science project, Eveleigh+, 2013
Galaxy Zoo: Morphological Classification and Citizen Science, Fortson+, 2012
Galaxy Zoo: Exploring the Motivations of Citizen Science Volunteers, Raddick+, 2010

Data

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Results & Datasets (15)

War of the Worlds Fan Mail, University of Michigan Library, 2024
Lancaster Digital Collections: The Davy Notebooks Project, Ruston+, 2024
MOLA Citizen Science on the ADS, Hawker-Yates, 2024
Data for Publication Citizen Science for IceCube: Name that Neutrino, C. Love, 2024
Image descriptions for 7471 of the DEArt images, obtained via the Zooniverse crowdsourcing platform, Reshetnikov+, 2023
Engaging Crowds Project Data, Engaging Crowds Team, 2022
Snow Spotter Canopy-Snow Interception Dataset #1, Lumbrazo+, 2022
AI4MARS: A Dataset for Terrain-Aware Autonomous Driving on Mars, Swan+, 2021
The American Soldier in World War II, Gitre+, 2021
U.S. WWI Burial Cards at Fold3, Hoppe+, 2021
Addressing Health Pensions Data Mapper, Smith+, 2021
Rainfall Rescue Data Set, Hawkins, 2021
Scribes of the Cairo Geniza Data, Scribes of the Cairo Geniza Team, 2020
Living with Machines alpha and beta Zooniverse 'accident' task data, 2020
Mutual Muses Results, Mutual Muses Team, 2018