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
Mike Brown @plutokiller.com Astronomer, planet hunter, Pluto killer, bear whisperer, finger-wrapped dad. Dangerous secularist. Foot soldier in the War on Cars. He/him.
mikebrown.caltech.edu
Tara C. Smith @aetiology.bsky.social Collector of social media sites. Infectious disease epidemiologist. Writes about vaccine hesitancy, science misinfo, zombies. Probably somewhere on a trail. Views own etc.
Leo C. Stein @duetosymmetry.com Physics Prof @ U of MS. Sloan Fellow. Black holes, gravitational waves, general relativity & beyond. Formerly Caltech MIT Cornell. Need thin pizza + fruity coffee. He/him
🌐 https://duetosymmetry.com/
@duetosymmetry everywhere
Richard Easther @rjme.bsky.social Father, husband, scientist, Kiwi diaspora returnee, prof @aucklanduni.bsky.social - opinions mine. He/Him
Science: https://cosmology.auckland.ac.nz
Blog: https://excursionset.com
Newsletter: https://buttondown.com/excursionset
Katie Mack @astrokatie.com Cosmologist, pilot, author, connoisseur of cosmic catastrophes. TEDFellow, CIFAR Azrieli Global Scholar. Domain verified through my personal astrokatie.com website. She/her. Dr.
Personal account; not speaking for employer or anyone else.
sanjana! @sanjanacurtis.bsky.social big fan of stars 💻✨🦫🏳️🌈
Seamus Blackley @seamus.bsky.social Them: You're the father of the xbox!
Me: If it moves back in, it’s paying rent.
theoretical physics | CEO | gastroegyptology | cacao | CHM trustee
Dr. Sarafina El-Badry Nance @starstrickensf.bsky.social Astrophysicist. Author of STARSTRUCK (PEN/E.O. Wilson Longlist, NCBA finalist, a Penguin Random House Common Read). 🧿🇪🇬 BRCA+ occasional model, fervent activist.
Jennifer Ouellette @jenlucpiquant.bsky.social I cover science and culture at Ars Technica. Former science editor, Gizmodo. Ex-vangelical. Rodeo fan. Married to @seanmcarroll, servant to two cats: Ariel and Caliban. Baltimore, MD. She/her.
jamelle @jamellebouie.net The real jbouie. Columnist for the New York Times Opinion section. Co-host of the Unclear and Present Danger podcast. b-boy-bouiebaisse on TikTok. jbouienyt on Twitch. National program director of the CHUM Group.
Send me your mutual aid requests.
Alexandra Witze @alexwitze.bsky.social Science journalist and correspondent for Nature (she/her). Opinions = my own. Reach me at alexwitze.01 (Signal), witzescience (@gmail.com), or awitze (@protonmail.com).
Phil Plait @philplait.bsky.social Bad Astronomer (formerly @BadAstronomer), SciCommer, Dork. Crash Course Astronomy guy. He/him. Newsletter: badastronomy.beehiiv.com
I'm self-employed so my opinions do in fact represent my company's.
Peter Coles 🏳️🌈 🏳️⚧️ 🇮🇪 @telescoper.bsky.social Theoretical astrophysicist specializing in the Universe and all that surrounds it. Based in Ireland. Personal account. Call me old-fashioned but I don't like fascists. He/him/his.
Blog: telescoper.blog
danah boyd @zephoria.bsky.social STS researcher who likes to look at things sideways. Founded Data & Society.
Topics: Census | Youth | Data | Society
Professor of Communication, Cornell
https://made-not-found-by-danah-boyd.ghost.io
Tom the Dancing Bug, by Ruben Bolling @rubenbolling.bsky.social Cartoonist, Writer. Two-time Pulitzer Prize Finalist, Herblock Prize, RFK Journalism Award, Berryman Award, NCS Awards, Top 76 Theme Park Influencer. Follow for more comics
Yvette Cendes @whereisyvette.bsky.social Astronomer here! I’m a Hungarian-American radio astronomer, alias /r/Andromeda321 on Reddit. Assistant professor at the University of Oregon 
Henry Farrell @himself.bsky.social Professor of democracy and international affairs. http://www.henryfarrell.net and newsletter at http://www.programmablemutter.com. Underground Empire: How America Weaponized the World Economy (Holt, Penguin). https://www.publishersweekly.com/9781250840554.
Rebecca Traister @rtraister.bsky.social Journalist, New York Magazine; author, Good & Mad, All the Single Ladies. Maine, New York, Philadelphia. I am on a book leave till fall 2025. I do have a substack. 
Jacob T. Levy @jacobtlevy.bsky.social Tomlinson Professor of Political Theory, Associate member of Philosophy, Coordinator of Research Group on Constitutional Studies, McGill.
Posts here speak only for myself.
Americo-Canadian; liberaltarian; aging geek.
http://jacobtlevy.com
Julian Sanchez @normative.bsky.social He sits motionless, like a spider in the center of its web, but that web has a thousand radiations, and he knows well every quiver of each of them. juliansanchez.com
Jelani Cobb @jelaniya.bsky.social your new neighbor from your old neighborhood. dean. writer. left-hander & occasional photographer. known to frequent the new yorker and columbia journalism school. 
Melanie Mitchell @melaniemitchell.bsky.social Professor, Santa Fe Institute. Research on AI, cognitive science, and complex systems.
Website: https://melaniemitchell.me
Substack: https://aiguide.substack.com/
Kieran Healy @kjhealy.co Social science and other distractions. Old posts get deleted pretty quick.
https://kieranhealy.org /
https://theordinalsociety.com
Scott Shapiro @scottjshapiro.bsky.social Southmayd Prof @YaleLawSch + Philosophy @Yale. Ed, @LegalTheory + Stanford Encyclopedia of Phil. “Legality”, “The Internationalists” (with @oonahathaway), “Fancy Bear Goes Phishing.” Overuses “neurosymbolic”
Will Wilkinson @wlknsn.xyz Tech policy and government affairs guy. Ex-Block, Niskanen, NYT, Economist, Cato. Los Angeles / Iowa City
Annalee Newitz @annaleen.bsky.social bestselling author * Hugo winner * nerd
latest books: A Wall Is Also a Road, Automatic Noodle, We Will Rise Again
bylines: New Scientist, Flaming Hydra, etc.
pronouns: they/them
all the stuff: www.techsploitation.com
Carl T. Bergstrom @carlbergstrom.com Professor, UW Biology / Santa Fe Institute
I study how information flows in biology, science, and society.
Book: *Calling Bullshit*, http://tinyurl.com/fdcuvd7b
LLM course: https://thebullshitmachines.com
Corvids: https://tinyurl.com/mr2n5ymk
he/him
Christopher Mims @mims.bsky.social Former baby and aspiring ghost. Writes about tech for WSJ. Author of two books, both of which people seem to like and are worth looking up.
Peter Sagal @petersagal.bsky.social I make Dad jokes on NPR and also write books and other things. 
Elizabeth Nolan Brown @enbrown.bsky.social sex, speech, tech, justice, parenting, politics, & panic ✨ senior editor @reason.com, journalism instructor at University of Cincinnati, Midwestern mom
depths of wikipedia @depthsofwikipedia.bsky.social hi i'm @annierau.bsky.social i love wikipedia! dm submissions if you want :-)
Maryn McKenna @marynmck.bsky.social Journalist. Contributing Ed, Scientific American. Senior Fellow, Emory Univ Center for the Study of Human Health. Books: BIG CHICKEN, SUPERBUG, BEATING BACK THE DEVIL. Stories: https://authory.com/marynmckenna. Location: points on the 44th parallel.
karpathy @karpathy.bsky.social AI @ OpenAI, Tesla, Stanford
Grimes @grimes.bsky.social Princess Puck 🧚🏻♀️
James Medlock @jdcmedlock.bsky.social More good things for everyone. Public sector appreciator. Tax and welfare policy knower. Hyperinflation doubter.
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
Paul Crider @paulcrider.liberalcurrents.com Liberal in the Smith-Douglass-Mill-Anderson vein.
Elizabeth Sacha Baroness Cohen @alixabeth.bsky.social Maxwell Professor of United States Citizenship at Boston University and Political Theory Editor at American Journal of Political Science. I write about immigration, citizenship, and the politics of time. https://www.bu.edu/polisci/profile/elizabeth-cohen/
Your Internet Friend Tom Tomorrow @tomtomorrow.bsky.social gallows humorist
Kelly Truelove @truesciphi.org Technologist | Erstwhile computational physicist | Projects at TrueSciPhi.org: Explorations in computational philosophy via AI dialogues • Curated science & philosophy podcast collections
C. Robert Cargill @crobertcargill.bsky.social Lvl 51 Writer of Wrongs. SINISTER 1 & 2. DOCTOR STRANGE. THE BLACK PHONE 1 & 2. THE GORGE. V/H/S/85. SEA OF RUST. DAY ZERO. WE ARE WHERE THE NIGHTMARES GO. Six books, seven movies. Podcaster with JUNKFOOD CINEMA. Frogman. Tio do Churrasco. Misfit toy.
Elizabeth Tasker @elizabethtasker.bsky.social UK astrophysicist and science communicator working at the Japan Aerospace Exploration Agency (JAXA). Author of 'The Planet Factory' and editor of ‘Planetary Diversity’. Very into space, virtual reality, computer graphics and rescue cats.
Kumail Nanjiani @kumail.bsky.social My new special Night Thoughts is out NOW on Hulu.
linktr.ee/kumailnanjiani
Alexandra Petri @petridishes.bsky.social I’m not in James Thurber’s attic any more! right now I’m home yay ! I’m the one who writes this column https://www.theatlantic.com/author/alexandra-petri/ and loves puns
Philip Bump @pbump.com Hearst data editor and columnist
Formerly: Washington Post
Book: "The Aftermath: The Last Days of the Baby Boom and the Future of Power in America"
Newsletter: www.ctinsider.com/newsletters/data/
Email: hello@pbump.com
Signal: pbump.11
Adam Gurri @adamgurri.liberalcurrents.com Founder and Publisher of Liberal Currents
liberalcurrents.com
Signal profile adamgurri.41
Threads handle adamgurri
Ed Solomon @edsolomon.bsky.social Writer/co-writer: The Christophers (2026 - now), The Spot (early 2027), Full Circle, No Sudden Move, Men in Black, the 3 Bill&Ted movies, Mosaic, Now You See Me 1&2, It’s Garry Shandling’s Show, Laverne&Shirley. Fiction: Vanity Fair, The New Yorker
Neil deGrasse Tyson @neildegrassetyson.com Astrophysicist
Sarah Kendrew @sarahkendrew.bsky.social European Space Agency Astronomer at the Space Telescope Science Institute in Baltimore, MD. Team Lead for the MIRI instrument on JWST. Runner, dog mum, cyclist. 🇬🇧🇧🇪 Opinions my own. 
Carl Zimmer @carlzimmer.com NYT columnist. Signal: carlzimmer.51
Newsletter: https://buttondown.com/carlzimmer/
Web: http://carlzimmer.com
[This account includes a tweet archive]
Evan Washington @eewash.bsky.social yields falsehood when preceded by his own quotation
Colson Whitehead @colsonwhitehead.com Release the bats
Dr. Samantha Hancox-Li @sjshancoxli.liberalcurrents.com executive editor at liberal currents. neonliberal. she/her.
Adam Becker @adambecker.bsky.social Journalist & astrophysicist. Host, @dreamingagainstthemachine.com. New book: MORE EVERYTHING FOREVER, about broken futures pushed by tech billionaires. Words in the Atlantic, NPR, NYT, the Guardian, BBC, SciAm, Fortune, etc. He/him. Signal: adambecker.84
Skye Cleary @skyecleary.bsky.social Author of How to Be Authentic, Existentialism & Romantic Love, How to Live a Good Life. Thinking Partner at Philosophy at Work. DJ. 
Justin Weinberg @dailynous.com • philosophy professor
• editor of Daily Nous, philosophy news site
• person 
Olga Khazan @olgakhazan.bsky.social Atlantic writer, ME, BUT BETTER available now: https://www.amazon.com/Me-But-Better-Science-Personality/dp/1668012545
Substack: https://olgakhazan.substack.com/
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)
Brendan Nyhan @brendannyhan.bsky.social Dartmouth political scientist and Bright Line Watch co-director. Previously Upshot NYT / CJR contributor, Spinsanity co-founder, All the President's Spin co-author.
https://sites.dartmouth.edu/nyhan/
http://brightlinewatch.org
Deborah Blum @deborahb.bsky.social Book author, toxicology journalist, fascinated by poison and murder (current book project), and, oh yeah, I'm the former director of the Knight Science Journalism program at MIT.
Graeme Smith @graemesmith.bsky.social Theorist in Waterloo. Quantum information, quantum computing, science, parenting. https://gsbsmith.ca
CosmicPinot @cosmicpinot.bsky.social Brian P. Schmidt: Astronomer at Mt Stromlo Observatory, Vigneron and Winemaker Maipenrai, Vice Chancellor Australian National University, Nobel Laureate Physics
William Gibson @greatdismal.bsky.social Author of Neuromancer and, most recently, Agency (still above from “Kill Switch”, The X-Files, Season 5, Episode 11, co-written with Tom Maddox)
Zach Weinersmith @zachweinersmith.bsky.social New Book out this summer: Sawyer Lee and the Quest to Just Stay Home.
Other things of mine: Bea Wolf, A City on Mars, and SMBC
Website: www.smbc-comics.com
Patreon: https://www.patreon.com/ZachWeinersmith?ty=h
Paolo Bacigalupi @paolobacigalupi.bsky.social Hugo, Nebula, and World Fantasy Award winner. Micheal L Printz Award winner. National Book Award finalist.
Wrote NAVOLA, THE WINDUP GIRL, THE WATER KNIFE, and SHIP BREAKER, among others.
windupstories.com
Steve McCormick @quasilocal.com Sweden-based, Germany-adjacent, Scottish-Australian Mathematician. Mathematician who pretends to be a physicist sometimes (convincing nobody). Maker of dubious memes, and exploring my new home near the arctic circle (Luleå).
Hahrie Han @hahrie.bsky.social Director of @SNFAgoraJHU, Professor of PolSci, Director of P3 Lab @JohnsHopkins. Studying organizing, movements, civic engagement, democracy. All views my own.
Julianne Dalcanton @dalcantonjd.bsky.social Astrophysicist at the Center for Computational Astrophysics & U. Washington. 
Astra Taylor @astra.bsky.social Writer of books (latest one is END TIMES FASCISM with Naomi Klein), maker of documentaries, schemer with the Debt Collective, editing at Hammer & Hope.
"A hugely influential figure on the modern Left" — City Journal
Derek Bodner @derekbodner.bsky.social Philadelphia 76ers reporter for PHLY.
Previously covered:
The 76ers for The Athletic and Philadelphia Magazine.
The NBA Draft for USA Today and DraftExpress.
I do have thoughts on the world, and occasionally I express them here.
derek@allphly.com
Oana Carja @0ana.bsky.social 
Sam Scarpino @scarpino.bsky.social Scientist. Director of AI + Life Sciences and Professor of Public Health, Health Sciences, & Computer Sciences at Northeastern University. External Professor at the Santa Fe Institute and Vermont Complex Systems Institute. scarpino.github.io
Radley Balko @radleybalko.bsky.social Journalist. Quattrone Center journalism fellow.
Author: Rise of the Warrior Cop.
Co-author: The Cadaver King and the Country Dentist.
New podcast: Collateral Damage
Substack: radleybalko.substack.com
Signal: radleybalko.52
Elizabeth Spiers @espiers.bsky.social NYT opinion writer, Slate Money co-host, Dem messaging consultant, former EIC The New York Observer, Dealbreaker founder and Gawker founding editor. Brooklyn via Bama. Rednexican. Striver with no chill.
https://linktr.ee/elizabethspiers
Maud Newton @maudnewton.bsky.social Wrote ANCESTOR TROUBLE. Most recently in Narrative, Baffler, Guardian, NYT. Dog person, cat person, native plant restoration person. Opinions my own. NYC. She/her.
https://linktr.ee/maudnewton
Cliff Burgess @cburgescliff.bsky.social Particle Theorist and one Helluva Guy. (If you’re a lawyer these are my personal opinions.)
Amy Berg @amyberg.bsky.social Writes scripts. Pets dogs. That’s about it.
Taryn O’Neill @tarynoneill.bsky.social Filmmaker. Futurist. Impact Creative
Co-founder of Scirens.com
Using storytelling to shape #betterfutures 🌀
https://linktr.ee/tarynoneill
Newsletter: #FutureFilmFridays
Substack: The New Protagonists
🎬✨🌍
Ars Technica @arstechnica.com Original news, reviews, analysis of tech trends, and expert advice on the most fundamental aspects of tech.
Brad DeLong @braddelong.bsky.social Author of "Slouching Towards Utopia: An Economic History of the 20th Century". Too online since 1995. Sometime Deputy Assistant Secretary of the U.S. Treasury. UC Berkeley Professor.
Maxim Raginsky @mraginsky.bsky.social web: http://maxim.ece.illinois.edu
substack: https://realizable.substack.com
Raphaël Millière @raphaelmilliere.com Philosopher of Artificial Intelligence & Cognitive Science
https://raphaelmilliere.com/
Jenna Bednar @jennabednar.bsky.social Umich prof, polisci & public policy, Director of UMICH Votes &
Democratic Engagement, & Santa Fe Institute. Institutions, federalism, robustness, sustainability. New work on democratic norms, coming soon. 
Will Ratcliff @wcratcliff.bsky.social Evolutionary biologist (Multicellularity & social evolution). Prof. at Georgia Tech & Director of the QBioS PhD program.
https://ratclifflab.biosci.gatech.edu/
Jim Bryan @jimbryan.bsky.social Mathematician, musician, dog lover
Anne Helen Petersen @annehelen.bsky.social Author of four books and the CULTURE STUDY newsletter. PhD in celebrity gossip. My dogs are named Steve and Beverly.
Ariel Kalil @arielkalil.bsky.social Daniel Levin Professor @HarrisPolicy @UChicago & @NHHnor. Co-director @HarrisBIPLab. Applying behavioral insights to understand parental decision-making & child development.
https://harris.uchicago.edu/directory/ariel-kalil
Chaz Firestone @chazfirestone.bsky.social Cognitive scientist studying how we see + think @ Johns Hopkins University. 🇨🇦
Lab: https://perception.jhu.edu/
David Papineau @davidpapineau.bsky.social King's College London. Working on mind, metaphysics, and science.
davidpapineau.co.uk
John Timmer @jtimmer.bsky.social Ars Technica's science editor. Various other things that are far less interesting.
Check my author profile on Ars for my email. jtimmer.95 on Signal.
Megan Fritts @freganmitts.bsky.social professing philosophy assistant-ly. co-host of Philosophy on the Fringes with Frank Cabrera. new arkansan. baby-haver. 
Paul Fairie @paulisci.bsky.social Researcher, UCalgary
PhD, Political Science
Dr. Cronk, Historian of Complaints. I've written a book, The Press Gallery (release TBD).
Headline of the Year! Lots going on.
pourmecoffee @pourmecoffee.bsky.social ☕
Ramez Naam @ramez.bsky.social Author of the Nexus trilogy. Climate tech investor, author, and activist. Optimistic about the future. 
Renée Hlozek @reneehlozek.bsky.social South African cisgender, bisexual woman Assoc. Astrophysics Prof., Rhodes scholar. Feminist scientist. She/her
Steven Klein @stevenklein.bsky.social Senior Lecturer/Associate Professor in Political Theory, King's College London. Writing a global history and philosophy of unions (Allen Lane/Oxford) and PI for DERISK https://www.derisk.org.uk/
tessplease @tessplease.bsky.social 🎭 Writer & Content Creator
📍 Los Angeles
💌 tess@elitealliance.net
✨ patreon.com/tessplease
♥️ cameo.com/tessplease
👩🏻💻 tessplease.substack.com