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NASA / Zooniverse
Dark Energy Explorers
Help measure dark energy when the universe was just ~2-3 billion years old.
Anywhere
- Ongoing
Citizen ScienceAstronomy & Spacecsm-featured_moscsm2026nasa-supportedcsm25spacecsm2025nasa-sciact_nasa
_mos
within 25 miles
Aug 16, 2026
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NSF’s NOIRLab
Globe at Night
To understand the impacts of light pollution.
Anywhere
- Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacelight pollutiontop viewed 2021natop2022csm-featuredcsm2026librarygirl scoutsstartop 22 in 2022_mos
iNaturalist
iNaturalist
Share observations of biodiversity.
Anywhere
- Ongoing
Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentinsect populationslibraryec2020_mosmuseumnaturalistsummer reading 2021disneybiodiversitygardentop2022iphonecsm-featuredandroidtop viewed 2021csm2026top 22 in 2022girl scoutsnatureapp
Gillan Lab at Trinity College Dublin
Neureka
Improve mental health and dementia research
Anywhere
- Ongoing
Citizen ScienceHealth & MedicinePsychologyBiologytop viewed 2021braincsm-featuredneurosciencecompulsive habitscognitionmental health_mosalzheimersdementiacsm2025depressionsmartphonetop 22 in 2022top2022brain healthcsm2026games
The Makeability Lab at the University of Washington
Project Sidewalk
Collect an open dataset on sidewalk accessibility in cities
Anywhere
- Ongoing
Citizen ScienceComputers & TechnologyTransportationHealth & Medicineopen datacsm2026computer visionsidewalkcrowdsourcingpedestrianvirtualcitizen sciencewheelchairopen sourcemachine learningcsm-featuredcsm2025aiartificial intelligenceaccessibility_mos
Zooniverse
Rubin Comet Catchers
Discover comets and active asteroids in Rubin survey images
Anywhere
- Ongoing
Citizen ScienceAstronomy & Spacerubincomets_mos_nasaspacecsm2026asteroidscsm-featured
Human Computation Institute
Stall Catchers
Speed up Alzheimer’s research
Anywhere
- Ongoing
Citizen ScienceHealth & MedicineBiologyChemistryimage recognitionstemtop viewed 2021citscitrophyblood vesselscell biology_mosalzheimer's diseasecatchersscience learningcitscigamesendalzbiomedicalinformal learninggames4goodhcompstallssofa projectscrowdcloudcitsci4alzalzheimercrowdpowermachine learningdrugdiscoveryclassificationdementiadiseasecurriculumgaminghealthonlinesteamonline gamecirculationhuman computation institutehumancomputationneurosciencecrushalzcsm-featuredcrowdsourcingbraincognitivenastallcatcherscitscibiomiddle schooltop2022gamerscsm2026circulatory systemeducationvisual skillscurealzeyesonalztop 22 in 2022
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