Anthropic @anthropic.com We're an Al safety and research company that builds reliable, interpretable, and steerable Al systems. Talk to our Al assistant Claude at Claude.ai.
Kat Abughazaleh @katmabu.bsky.social Former congressional candidate and journalist trying to change politics for good :) | www.kapow.works/
Zohran Kwame Mamdani @zohrankmamdani.bsky.social Mayor of New York City
Robert McNees @mcnees.bsky.social Physicist and Professor at a university in Chicago. I study black holes, quantum gravity, and cosmology. Rocky Top, Tar Heel. Reposts are spooky action at a distance.
My views, not my employer's.
https://jacobi.luc.edu
https://mcnees.github.io
Daniel Shailer @danielshailer.bsky.social Freelance Reporter: mostly fish, sometimes people 🌊
bits for Guardian, Private Eye, The Fence, AP, Mongabay, SciAm, Ferret and Hakai—from NYC, Tucson, CDMX, Pittsburgh, Shetland.
danshailer@btinternet.com | https://danielshailer.substack.com/
Jon Favreau @jonfavs.bsky.social The Other One. Crooked Media, Pod Save America, Obama alum. 
Barack Obama @barackobama.bsky.social Dad, husband, President, citizen. barackobamabooks.com
Andrew Tyrrell @southarrowmaps.co.nz 🗺🇳🇿🇨🇦🏔 NZ-based cartographer, actually now Canada-based. Blender, QGIS, ArcGIS Pro, Illustrator. Partial to a good mountain.
southarrowmaps.co.nz
Prof. Diego Melgar @diegosismologo.bsky.social Director of the Cascadia Region Earthquake Science Center (@cascadiaeqs.bsky.social) and Associate Professor of geophysics at University of Oregon. I research big earthquakes and tsunamis. 
Carl Churchill @cchurchili.bsky.social Graphics Reporter with The Wall Street Journal
on Lenni-Lenape land
a cobra vai fumar
https://churchillgeo.com/
Marco Hernández @mhernandez.bsky.social Graphics Editor at The New York Times 🇺🇸| former Reuters 🇸🇬 | South China Morning Post 🇭🇰 | La Nacion 🇨🇷
Harry Stevens @harrystevens.bsky.social Climate and graphics at @nytimes.com
Email me and check my work: harry.stevens@nytimes.com
aleha_84 @aleha84.bsky.social in love with creating cozy pixel animations
links & downloads: https://hipolink.net/aleha_84
support: https://boosty.to/aleha_84
Tombolo Maps & Design @tombolomapsdesign.bsky.social An innovative, woman-run (@alyolli.bsky.social) map design firm staffed with a combined experience of over 30 years in the fields of cartography and GIS. https://www.tombolomapsdesign.com/
NY Times Pitchbot @nytpitchbot.bsky.social I have never felt more politically homeless. Parody. Merch: https://tinyurl.com/msjjmwpt
Gurdeep Pandher of the Yukon @gurdeep.ca In a world drowning in conflict and grief, we crave what keeps us alive: joy—our daily bread; hope—our living water; kindness—the roof over our souls.
Cory Booker @corybooker.com U.S. Senator from New Jersey. 
Marques Brownlee @mkbhd.com Video maker
Raymond Zhong @zhonggg.bsky.social Climate and environment reporter, The New York Times.
raymond.zhong@nytimes.com
https://www.nytimes.com/by/raymond-zhong
Kara Swisher @karaswisher.bsky.social Amanda Katz said this was the cool kids table.
Stand Up for Science! @standupforscience.net We mobilize the fight for science and democracy - because science is for everyone! 🧬🧪🌎
Donate here: https://bit.ly/SUFS_GIVING
Learn more ⬇️
https://linktr.ee/standupforscience_bluesky
Peter Sagal @petersagal.bsky.social I make Dad jokes on NPR and also write books and other things. 
Alexandria Ocasio-Cortez @aoc.bsky.social Waitress turned Congresswoman for the Bronx and Queens. Grassroots elected, small-dollar supported. A better world is possible.
ocasiocortez.com
Jessica Tierney @leafwax.bsky.social Climate scientist living in the Sonoran Desert. Analyzer of leaf waxes to learn about past climate change. Professor at the University of Arizona. I also like birds, nature, pets🦉🌿🐕 | Opinions are mine, not those of my employer
Retro Tech Dreams @retrotechdreams.bsky.social Retro tech, early web & vintage computing. 80s, 90s, 2000s nostalgia. Follow for daily posts.
Robert Simmon @rsimmon.bsky.social Data Visualization. Ex-Planet & NASA Earth Observatory. Blue Marble, Earth at Night, color, cartography, occasionally skewed views of Earth. Looking for a job.
Fayth Tan @fungalpals.bsky.social Science writer open to work, recovering Caltech biology PhD. Itinerant dabbler in science history, definitely not a fungal symbiote. Writes about science and the sociocultural zeitgeist. Portfolio: authory.com/FaythTan
Alec Luhn @alecluhn.com Environment reporter @NewScientist.com | Kavli, Schmidt & Covering Climate Now winner 🏆 | 2x Emmy nominee | non-beefeater 🚫🐄 | icemushroom.substack.com ✉️
sanjana! @sanjanacurtis.bsky.social big fan of stars 💻✨🦫🏳️🌈
Dr Chloe Lucas @chloetas.bsky.social Social climate change researcher at University of Tasmania, living and working on muwinina land. Climate communication, serious games, Education for sustainability, Human geography. #CuriousClimate #AcademicSky #GeoSky 
Andy Luttrell @andyluttrell.bsky.social Associate Professor of Psych Science at Ball State. Studies moral opinions & persuasive messages. Science communicator. Host of the podcast "Opinion Science." Letterpress printing enthusiast. He/him.
Katherine J. Wu @katherinejwu.com staff writer at The Atlantic, covering science. former microbiologist / forever cat enthusiast. (she/her) SIGNAL: @katherinejwu.12
C. Brandon Ogbunu @cbo.bsky.social Scientist + Humanist + Pugilist.
"Tip your hat; pop the chain; short Joe Louis; then wipe his nose with the hook. It's that simple." (c) Brother Naazim Richardson
https://linktr.ee/chike98
Jessica Kendall-Bar @jkendallbar.bsky.social Scientist, illustrator, & animator, combining art & science to study the incredible behaviors of extreme divers. Website: jessiekb.com
Scripps Postdoctoral Scholar
@UCSD; PhD @UCSC
Sofia Quaglia @sofiaquagliajourno.bsky.social Award-winning journalist covering all things science and nature, and how we talk about them. Work in New York Times, National Geographic, The Guardian, New Scientist & more... (she/her) website: sofiaquaglia.com
Yvette Cabrera @ycabreraoc.bsky.social 2025-2026 Knight Science Journalism Fellow at MIT; Climate & environmental justice reporter; 2024 Ted Talks speaker; NAHJ immediate past president; Uproot Project founding member. https://publicintegrity.org/author/ycabrerapublicintegrity-org/
Tristan Baurick @tristanbaurick.bsky.social Environment reporter for VeriteNews.org & Grist.org • Covering climate change, energy, pollution, wildlife, Gulf of Mexico, Louisiana's disappearing coast • Past: Times-Picayune, Ted Scripps fellow, Kitsap Sun
https://muckrack.com/tristan-baurick
Sumeet Kulkarni @sumeetkul.bsky.social Science Writer, Astrophotographer
Steven Strogatz @stevenstrogatz.com Mathematician, writer, Cornell professor. All cards on the table, face up, all the time. www.stevenstrogatz.com
Sanjay Mishra, PhD @ecquis.bsky.social Coordinator, Covid-19 & Cancer Consortium (ccc19.org) & the Center for Clinical Cancer Informatics and Data Science (CCIDS) at Brown University | Award-winning popular-science writer
Rodrigo Pérez Ortega @rpocisv.bsky.social Science journalist at @ksjatmit.bsky.social + @science.org | @theopennotebook.bsky.social Español Editorial Director | Views my own | he/him
Dr Patience Kiyuka @pkiyuka.bsky.social Research scientist and science communicator
#SciComm #womeninscience https://www.patiencekiyuka.com
Neil Lewis, Jr. @neillewisjr.bsky.social Behavioral Scientist & Science Communicator.
Nancy and Peter Meinig Family Investigator in the Life Sciences and Associate Professor of Communication, Medicine, and Public Policy at Cornell University.
More here: neillewisjr.com
Personal account
Katelyn Jetelina @kkjetelina.bsky.social Epidemiologist, lover of the ocean and ice cream. Mom of two toddlers. Founder of “Your Local Epidemiologist”. https//yourlocalepidemiologist.substack.com
Jordan Ellenberg @jsellenberg.bsky.social Mathematician, writer, Orioles fan, Wisconsinite, cargo shorts dad
Jacquelyn Gill @jacquelyngill.bsky.social Climate, extinction, and biodiversity scientist at the University of Maine researching Earth’s past for a better future. Writing and podcasting for the planet. Chaotic good professor. She/her.
Brooke Jarvis @brookejarvis.bsky.social contributing writer for The New York Times Magazine, writer for The New Yorker, Wired, and elsewhere, slowly writing a book
Tennessean on the Puget Sound, a pal and a confidant
https://brookejarvis.net 
Brett Walton @waltonbrett.bsky.social Reporting on water and society
Ben Rein, PhD @dr-brein.bsky.social • Neuroscientist by training. Science communicator by choice.
• I explain the brain, without all the mumbo-jumbo
Arianna Long @astroarianna.bsky.social professor studying galaxy evolution & cpo at vanguardstem
servant to my dog. simultaneous coffee + tea snob. dancer. writer.
#BlackinSTEM | autizzy | she/they
Jackie Flynn Mogensen @jackiefmogensen.bsky.social Breaking news reporter at Scientific American (she/her) | Contact me on Signal: @jackiefmogensen.01 | www.jackiefmogensen.com
Sarah DeWeerdt @sarahdeweerdt.bsky.social Freelance science journalist covering biology, medicine, environment. Always gets the name of the dog, but may be too besotted with the dog to remember the name. Working on a family history of my local whales.
Sam Jones, PhD @samjscience.bsky.social science journo • 🎙️executive producer & cohost acs.org/tinymatters • words, pod, videos at sjoneswriting.com • all views mine • she/her/hers
Marshall Shepherd @drshepherd2013.bsky.social Weather-Climate professor and scientist, Host of Weather Geeks, Forbes Senior Contributor, Alpha, 3xFSU Alum...Tweets and RTs are mine but not endorsements
Sapna Parikh, MD, MPH @sapnaparikh.bsky.social Journalist. Artist. Musician. Doctor. Host. Producer. Visual storyteller. Explorer 🌍
Alex Dainis PhD 🧬 @alexdainis.bsky.social Science communicator talking about genetics, biology, chemistry, and blimps. She/her
Ranjini Raghunath @ranjinirag.bsky.social Science writer and editor | https://www.linkedin.com/in/ranjiniraghunath/
Claire Lamman @clairelamman.bsky.social NSF postdoc at Ohio State, expert in cosmology and procrastibaking
ClaireLamman.com
Sofia Castelló y Tickell @sofiaatsea.bsky.social Marine conservation & creative communication
Joel Bervell @joelbervell.bsky.social Medical MythBuster 🕵🏾♂️
Diversifying the field of medicine
Seen on NYT, NPR, Today Show
🐶: Yale ‘17
Kyne Santos @onlinekyne.bsky.social Math and science communicator, drag queen, author of “Math In Drag” 💖
My videos: instagram.com/onlinekyne
Miguel Dobrich @migueldobrich.bsky.social Journalist and educator based in Montevideo, Uruguay.
Founder of Dobcast and Amenaza Roboto (@amenazaroboto.bsky.social).
2024 & 2023 Pulitzer Center grantee. Oxford Climate Journalism Network alum. 2018 Tow-Knight Fellow.
Clare Fieseler, PhD @fieseler.bsky.social Journalist covering the ocean and climate change / currently: columnist @sciencepolitics.bsky.social / former: POLITICO, The Washington Post, The Post & Courier / National Geographic Explorer / signal @clare.14
zack savitsky @zacksavitsky.bsky.social science journalist. correspondent @science.org. agent of entropy.
signal: zcs.01
Imari Walker-Franklin, PhD @dr-imari.bsky.social Author of Plastics 📚
Scientist 🌊Microplastics Researcher
🎥 YouTuber💙
UCBerkeley Grad👩🏽🔬
Environ Engin. PhD DukeU
She/her Views are my own
Jordana Cepelewicz @jordanacep.bsky.social Math and science journalist at @quantamagazine.bsky.social
Sarah Goodwin @ssgoodwin.bsky.social Executive Director of the Science Communication Lab @scicommlab.bsky.social
filmmaker, producer, scientist, science communicator 
Rudy Molinek @rudymolinek.bsky.social Geologist, podcaster, and writer. Host of the Under Our Feet podcast (uofpod.org). 2024 NASEM/Schmidt Sciences award for Science Communication Excellence Winner
frmolinek.com
EarthScope Consortium @earthscope.org EarthScope Consortium supports transformative global geophysical research and education. Operator of the NSF National Geophysical Facility. #NSFfunded
Jay Rosen @jayrosen.bsky.social Let's see... 39 years teaching journalism at NYU. A critic who tries to be useful. PressThink: the name of my subject and my site. My book: "What Are Journalists For?" (1999, Yale University Press)
Kate Wong @katewong.bsky.social Freelance science writer and editor. Formerly senior editor at Scientific American. I write about human origins, animals past and present, wildlife conservation, ecology and evolution. Birder.
Andrea Thompson @andreatweather.bsky.social Senior Desk Editor for Life Sciences at Scientific American, covering earth and the environment. (she/her) Posts are entirely my own and not reflective of my employer. Email: andrea.thompson@sciam.com Signal: @AndreaT.95
Douglas Main @dmain.bsky.social Environmental journalist, writer, artist, naturalist. Bylines: The Guardian, The Atlantic, NYT, Tech Review. Former senior editor/writer at Nat Geo.
http://www.dougmain.com
https://venmo.com/u/DouglasMain
Alison Leiby @alisonleiby.bsky.social Comedian. Writer. Abortion haver.
bioGraphic @biographic.bsky.social An independent, award-winning online magazine connecting you with stories about biodiversity and conservation from around the world. (Former account of Hakai Magazine)
Sign up for our newsletter: https://www.biographic.com/newsletter-signup/
KUOW Public Radio @kuow.org Local news and @NPR for the Puget Sound region.
Listen live at 📻94.9 FM and 📲http://KUOW.org or by asking your 🔊 smart speaker to “Play KUOW.”
The Seattle Times @seattletimes.com Covering Seattle and the Pacific Northwest.
https://www.seattletimes.com/
Elizabeth Warren @elizabeth-warren.bsky.social U.S. Senator, former teacher. Wife, mom (Amelia, Alex, Bailey, CFPB), grandmother, and Okie. She/her. Official campaign account.
Ramon Arrowsmith @jrarrowsmith.bsky.social Professor of Geology
SESE, ASU http://public.asu.edu/~arrows/
OpenTopography @opentopography.org Open access to high-resolution, Earth science-oriented topography data, and related tools & resources. US National Science Foundation supported. #lidar https://www.opentopography.org
Washington State Dept of Natural Resources @wadnr.bsky.social Managing, sustaining, and protecting the health & productivity of Washington's lands and waters. 
NACIS @nacis.bsky.social Do you #lovemaps? The North American Cartographic Information Society has been the home for map enthusiasts since 1980.
Use #nacis to be featured.
Learn more at nacis.org
Daniel Huffman @pinakographos.bsky.social An arboreal, poly, gender non-participant mapmaker.
• Portfolio & tutorials: somethingaboutmaps.com.
• Prints: https://somethingaboutmaps.com/Storefront
• You can support my art & teaching at http://patreon.com/pinakographos. 
Andy Woodruff @awoodruff.bsky.social cartographer of things
https://andywoodruff.com/
Sarah Bell @sarahbell.bsky.social Cartography • Geo-visualization • Geo-Scientist • Esri
Keynote speaker • Rock climber • behance.net/sarahbellmaps
Margot Carpenter @margot-carto.bsky.social Cartographer, spatial designer, coastal GIS nerd.
🥔🗺️ ᴘᴏᴋᴀᴛᴇᴏ ᴍᴀᴘs @pokateo.bsky.social 👋🏻 I'm Kate ᵉᵃᵗᵉʳ ᵒᶠ ᵖᵒᵗᵃᵗᵒᵉˢ ᵃⁿᵈ ᵐᵃᵏᵉʳ ᵒᶠ ᵐᵃᵖˢ
🌐 I make #geospatial & #GIS (more) fun by sharing #mappymeme s & #maptastic themes. #GISchat. ᵛᶦᵉʷˢᵐᶦⁿᵉ
http://linktr.ee/pokateo_maps
Peter Atwood @peterincan.bsky.social Cartography, Data Vis, Animation
UW Cartography Lab @uwcartlab.bsky.social The @uwmadison Cartography Lab is a production cartography workshop, makerspace, and learning community for students, faculty, and community partners of UW-Madison.
Joshua Stevens @jscarto.bsky.social Cartographic Editor of Maps.com & Content Strategy at Esri. Prev: DataViz Lead for NASA’s Earth Observatory. Mostly on X. Dad stuff everywhere else. Views my own.- E Eric Knight @ericknightmaps.bsky.social Panoramic maps and cartography
www.ericknightmaps.com
Kenneth Field @kennethfield.bsky.social Cartography is my passion & profession. Author of CARTOGRAPHY. & THEMATIC MAPPING. Maps+drums+snowboards+footy+sarcasm. 🇬🇧 in 🇺🇸 Views mine. links.esri.com/mappyhour
Eos @eos.org Eos is a leading source for trustworthy news and perspectives about the Earth and space sciences and their impact. Published by the American Geophysical Union (@agu.org).
AGU (American Geophysical Union) @agu.org Official AGU: supporting 500k+ Earth & space science advocates.
🌏 🚀 🔬
Save the Date for #AGU26 in San Francisco, CA, 7-11 December, 2026.
Dr. Wendy Bohon @drwendyrocks.bsky.social Earthquake geologist 🧪⚒️ | Scicomm specialist 🎙️| Formerly USGS, IRIS, NASA | she/her | Views are mine | website: https://wendybohon.com/
“A delightful blend of scientific rigor and domestic chaos.”
British Geological Survey @bgs.ac.uk A world-leading independent research organisation providing objective, expert geoscientific data, information and knowledge 🌎
John Nelson @johnnelsonmaps.bsky.social I make posts about making videos about making maps about stuff.
Zoom Earth @zoom.earth Interactive weather map and hurricane tracker.
Get our app 👉 https://zoom.earth/app
Science Friday @scifri.bsky.social Entertaining & educational conversations about science, tech, + more. Hosted by Ira Flatow and Flora Lichtman. From WNYCStudios.