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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 & Spacecsm2026csm-featuredcsm25space_nasanasa-supported_mosnasa-sciactcsm2025
_mos
within 25 miles
Oct 2, 2026
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NSF’s NOIRLab
Globe at Night
To understand the impacts of light pollution.
Anywhere
- Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacegirl scoutspolicy_mostop2022csm-featuredastronomynalibrarytop viewed 2021top 22 in 2022starcsm2026light pollutionpollution
iNaturalist
iNaturalist
Share observations of biodiversity.
Anywhere
- Ongoing
Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinetop viewed 2021summer reading 2021ecologygirl scoutsdisneyinsect populationsgardentop2022top 22 in 2022museumcsm-featurednaturalistbiodiversityappnatureandroidiphoneec2020_moscsm2026library
Gillan Lab at Trinity College Dublin
Neureka
Improve mental health and dementia research
Anywhere
- Ongoing
Citizen ScienceHealth & MedicinePsychologyBiologydementiacsm-featuredsmartphonecognitiongamesmental healthcsm2026brain healthneurosciencetop 22 in 2022csm2025_mosalzheimersbraintop viewed 2021depressiontop2022compulsive habits
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 datawheelchairvirtualcrowdsourcingartificial intelligencecomputer visionmachine learningcsm2025pedestriancitizen sciencecsm2026_mossidewalkaiopen sourceaccessibilitycsm-featured
Zooniverse
Rubin Comet Catchers
Discover comets and active asteroids in Rubin survey images
Anywhere
- Ongoing
Citizen ScienceAstronomy & Spacecomets_mosastronomy & spacecsm2026spacecsm-featured_nasarubinasteroids
Human Computation Institute
Stall Catchers
Speed up Alzheimer’s research
Anywhere
- Ongoing
Citizen ScienceChemistryBiologyHealth & Medicinediseasecirculatory systemcsm-featuredmachine learninginformal learningcrowdcloudimage recognitiontop2022stallsblood vesselscell biologygames4goodhuman computation institutetop viewed 2021crowdsourcingcurriculumcitscigamescirculationcrushalzendalzalzheimerdrugdiscoveryhcompvisual skillscitscitrophygamerscatchersstallcatchersdementiacsm2026classificationalzheimer’s diseasetop 22 in 2022alzheimer's diseaseeducationcrowdpowerhumancomputationsteamonlinealzbiomedicalscience learninggamegamingsofa projectscitscibiocitsci4alzonline gamenastemmiddle schoolneurosciencebraincurecognitive_moseyesonalz
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