top viewed 2021

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Jun 15, 2026

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Rob Dunn Lab

Ant Picnic

Inform scientists about global food preferences of ants

Anywhere

Ongoing

Citizen ScienceAgricultureFoodOcean Water MarineEcology & EnvironmentEducationInsects & PollinatorsNature & Outdoorspicnicsummer reading 2021nutritionantwildlifespringnorth carolinasummernutrientsdunn labfallant picnicwintertop 22 in 2022cookiesyour wild lifegirl scoutsfunantsrob dunn laboutsidediettop2022top viewed 2021rob dunn

NASA / Zooniverse

Backyard Worlds: Planet 9

Search the realm beyond Neptune for new brown dwarfs and planets.

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacetop viewed 2021brown dwarfsplanetsstarswisenasa-sciactsolar systemplanet ninenasa-supportednasa_nasa

Mount St. Joseph University

Cicada Safari

To map the distribution of periodical cicada and annual cicada emergences.

Multiple locations, including yours!

Ongoing through September 1, 2027 at 4:00 AM

Citizen ScienceInsects & PollinatorsNature & Outdoorstop viewed 2021cicadaperiodical cicadasinsectsinsectcicadas

Crowd the Tap

We’re creating a national inventory of tap water pipes.

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinetop viewed 2021pipestop 22 in 2022healthtop2022water

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorscetaceanphoto identificationnature & outdoorswhalesrescuestrandingdolphinoceansorcaanimaltrackstorytellingwhale watchingorcaswhale biologyphotoidentificationseawildlifetrackingkiller whaleunderwaterwhale watchwhalestorywhale migrationmammalstoriesminkenon-invasivefinmarine mammalogymappingminke whalephoto idmarine mammalocean-dwellingmammalssea mammalmigrationcitizen scienceresearchmapgpsecology & environmentsea animaltop viewed 2021oceanhumpbackconservationhumpbacksfin whalewhale trackingphotography

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceAstronomy & SpaceNature & OutdoorsEcology & Environment_moscsm2026librarystartop 22 in 2022light pollutiontop2022girl scoutstop viewed 2021nacsm-featured

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentsummer reading 2021_mosandroidgardenec2020top2022appiphonenaturecsm2026girl scoutsmuseumtop 22 in 2022biodiversitycsm-featuredlibraryinsect populationstop viewed 2021naturalist

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmenturban heat islandtop viewed 2021climate changeurban heatearth2025nprheatyale climate connectionssatellitescommunity engagementnasagirl scoutsmappingtrees urban street forest mapcitizen journalismnew yorkbackyardcommunitynasa orbiting carbon observatorycarbonsciencejet propulsion laboratorycsm-featuredcsm2025beachessnowweathercitizen science waterradiocityearth sciencejulia kumari drapkincoastal changewnycclimate sciencelos angelesmiamiclimate educationpublic mediaclimatemarine environmentremote sensingdroughtstoriesraintop 22 in 2022resiliencebirdscitizen scienceearthneighborhoodsea level risejournalismfloodmountainstop2022new orleanscrowdsourcingphotographysensorsfuntrees

Marine Debris Tracker

Monitor litter where you find it, from our oceans to your backyard.

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationmarine debrisecology & environmentmarineapplitterwaste managementgirl scoutscsm-featuredocean pollutionplastic pollutioncsm2026top viewed 2021trackercsm2025debrisearth2025nature & outdoors

Gillan Lab at Trinity College Dublin

Neureka

Improve mental health and dementia research

Anywhere

Ongoing

Citizen ScienceBiologyPsychologyHealth & Medicinedepressiontop 22 in 2022csm2025dementiacsm-featuredtop2022smartphonealzheimers_mosmental healthbraingamesbrain healthcognitiontop viewed 2021compulsive habitscsm2026neuroscience

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