Fall of Civilizations Podcast @fallofcivilizations.com A history podcast by @PaulMMCooper.com looking at a different collapsed society each episode.
fallofcivilizationspodcast.com
Julia Angwin @juliaangwin.com My New York Times bestseller: ON COURAGE: HOW TO BE A DISSIDENT IN AN AGE OF FEAR (HarperCollins) tinyurl.com/yxpvn488
NYTimes Opinion Writer | Director, Independent Media program HKS
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The Wall Street Journal @wsj.com Since 1889 🗞️
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Heather Cox Richardson (TDPR) @hcrichardson.bsky.social Historian. Author. Professor. Budding Curmudgeon. I study the contrast between image and reality in America, especially in politics.
Eugenie Reich @eugenie-reich.bsky.social Whistleblower attorney focused on scientific fraud & founder of eugeniereichlaw.com. Author of "Plastic Fantastic: How The Biggest Fraud In Physics Shook The Scientific World" https://tinyurl.com/yft98tp5. BJKS Podcast https://shorturl.at/OuQin.
Adam Isacson @adamisacson.com He/Him. I work on security, borders, and migration at the Washington Office on Latin America (my views, not necessarily theirs). I'm also at wola.org, adamisacson.com, borderoversight.org, Mastodon elefanti.co/@adam
Dr. Heather Hinam 🍁 🇨🇦 @secondnaturemb.bsky.social Naturalist, writer, artist, and educator with a Ph.D. in Ecology. I make interpretive signs, illustrations, murals, and books. Sometimes, I chase polar bears and belugas. #scicomm #sciart http://www.discoversecondnature.ca
Canadian Science Policy Centre @sciencepolicy.ca www.sciencepolicy.ca | An inclusive hub for convening, connecting, capacity building & catalyzing research in support of an effective science & innovation policy community in Canada
James Davenport @jradavenport.com Astronomy professor in Seattle. Coffee drinking, year-round-plaid wearing, joke telling space dad. Searching for ET, caring for humans.
https://jradavenport.github.io
🔭☕️🎤
Jen Sobeck @jensob.bsky.social Staff Astronomer at Caltech/IPAC, Team Member on the Nancy Grace Roman Telescope (nasaromantelescope.bsky.social), Mom to Lucas and Noah, (tiny print: opinions are my own and not those of my employer)
Science Writers and Communicators of Canada @swc-can.bsky.social We're the SWCC! We foster quality #scicomm & provide a community for science writers across #Canada. Become a member today!🔬✈️
Awards 2025 Submissions: https://sciencewriters.ca/bookawards/submissions
Website: https://sciencewriters.ca/
Brooke @brooklynmarie.bsky.social Tlönista. Shitposting merrily downward. Weird plant, cat, books lady. Sci-fi, fantasy, art, jazz, etc. Profile photo is a selfie with the bottom half of my face hilariously covered by my cat's. Banner pic is of crows in a tree.
Marisa Kabas @marisakabas.bsky.social independent journalist, thehandbasket.co
email: marisa@thehandbasket.co
signal: marisakabas.04
@scottmanley.bsky.social @scottmanley.bsky.social 
Eleanor Morton @eleanormorton.bsky.social Scottish comic/writer/actor with confusing accent, absolutely not insecure about it. She/her. My book out now! Show for '26: The Mermaid https://linktr.ee/eleanormorton
Eleanor & Alasdair Read That on Spotify
support me: https://ko-fi.com/eleanormorton
Holly 🥄 @absolutspacegrl.bsky.social I do space stuff but in a Lawful Good way
Engineer working on lunar electrical power systems for human space exploration. 🚀🛰️🧪👩🏻🔬
Bluesky Elder yelling at clouds
Opinions=mine
she/her 🏳️🌈🏳️⚧️
Mica Jorgenson @micaamy.bsky.social 🔥 professional fire nerd🔥| Dr. of #envhist | recovering academic | 53.9171° N | loves maps | fun stuff advocate | personal account
The Planetary Society @planetarysociety.bsky.social A space advocacy nonprofit founded in 1980 by Carl Sagan, Bruce Murray, and Louis Friedman, now led by Bill Nye.
Find your place in space.
Become a member today: https://www.planetary.org/
Chris Hayes @chrislhayes.bsky.social Bronx boy. Cubs fan. Dad, husband, writer, podcaster and cable news host.
The Sirens’ Call: How Attention Became the World’s Most Endangered Resource out now.
https://sirenscallbook.com/
Aaron Rupar @atrupar.com Independent journalist, SnapStream brand ambassador, and publisher of the Public Notice newsletter https://www.publicnotice.co/subscribe
Maya Berger (she/her) @mayaberger.bsky.social #ResearchAdmin #GrantEditor #copyeditor & #proofreader.
Creator of #TheEditorsAffairs (TEA).
#CIEP Advanced Professional Member.
#AmEditing, #EroticaEditor, #ConsciousLanguage, #BasicIncome, #UBI, anti-oppression.
https://www.WhatIMeanToSay.com/
ESA Space Science @science.esa.int Keeping you posted on space science activities from the European Space Agency.
Web: http://www.esa.int/science
Privacy Notice: esa.int/connectwithus
#astronomy #space #science
WIRED @wired.com For Future Reference.
Sign up for our newsletters: https://wrd.cm/newsletters
Find our WIRED journalists here: https://go.bsky.app/Boj9b5E
@waterlooedc.bsky.social @waterlooedc.bsky.social Helping tech, manufacturing and automotive companies expand in Waterloo
McDonald Institute @mcdonaldinstitute.bsky.social The Arthur B. McDonald Canadian Astroparticle Physics Research Institute works to support the research network and help make Canada one of the best places for astroparticle physics.
Matthew Duschenes @mduschenes.bsky.social PhD student in Quantum Information at the University of Waterloo, Institute for Quantum Computing, and Perimeter Institute!
Sophie Sanchez @chitownchica.bsky.social I talk, write, read, etc about space. And then I chat about writing, reading, travel, and life in Chicago.
Founded Cosmic Chicago in 2015.
Critical Role @criticalrole.bsky.social The home of storytelling around the table! From our Campaign 4 saga in Aramán to Daggerheart and beyond - join the actual play adventure on Beacon.tv, YT, & Twitch
Let's Talk Science @letstalkscience.bsky.social Canadian National Charity - STEM Education & Outreach
Preparing Canadian youth for future careers in a rapidly changing world.
https://letstalkscience.ca/ | https://parlonssciences.ca/
Lisa McLean @lisammclean.bsky.social Writer of strongly worded letters and science.
Reader of news and literary fiction.
An unlikely sparring partner.🥊
Now learning physics.
Paul Smith @paulfsmith.bsky.social MD & COO Perimeter Institute, loves physics, chemistry, (science generally!) bird watching, nature and cooking Follow me on LinkedIn:
www.linkedin.com/comm/mynetwork/discovery-see-all?usecase=PEOPLE_FOLLOWS&followMember=paul-smith-0a875515
Perimeter Institute for Theoretical Physics @perimeterinstitute.bsky.social We are an independent centre for research, training, and outreach in theoretical physics in Waterloo.
https://perimeterinstitute.ca/link-in-bio
ben bradley @benbradleyca.bsky.social cultural & environmental historian. #bchist and #cdnhist and #envhist. landscape, mobilities, public pasts, fordism, tourism, parks, infrastructure, rowdies, fruit stands, seasonality, 1970+, etc.
Beth Johnson @planetarypan.bsky.social Planetary scientist, podcast host, cat wrangler. Communication specialist for the SETI Institute. planetarypan.medium.com #WomeninSTEM
NSF–DOE Rubin Observatory @vrubinobs.bsky.social Get ready for a new era in astronomy and astrophysics with Rubin Observatory!
Para español siga a Instagram: http://instagram.com/rubin_observatory
Kevin M. Kruse @kevinmkruse.bsky.social Historian: White Flight; New Suburban History; Fog of War; One Nation Under God; Fault Lines; Voter Suppression; Myth America. CAMPAIGN TRAILS: campaign-trails.ghost.io
Graeme Smith @graemesmith.bsky.social Theorist in Waterloo. Quantum information, quantum computing, science, parenting. https://gsbsmith.ca
Wayne Hale @waynehale.bsky.social Curmudgeon at large. Retired NASA Flight Director.
Maria @mmylova.bsky.social Postdoc in theoretical cosmology at Kavli-IPMU, Japan. Emmy Noether Fellow at Perimeter Institute. I work with early universe cosmology, primordial gravitational waves, EFT of gravity, dark energy and dark matter. Happy to answer questions if I can!
Ghazal Geshnizjani @ghazalgesh.bsky.social Scientist, Physics, Mathematics
https://ghazalgeshnizjani.wordpress.com/
The posts here are my personal views.
TRIUMF @triumflab.bsky.social Canada's particle accelerator centre
https://www.triumf.ca/
SNOLAB @snolabscience.bsky.social Canada's deep underground science lab. Celebrating research, innovation, and the people behind it.
Universe Today @universetoday.com The official feed for the Universe Today website: universetoday.com. Published by @fcain.universetoday.com
Fraser Cain @fcain.universetoday.com Space journalist and skywatcher. I'm the publisher of Universe Today (universetoday.com) and co-host of Astronomy Cast (astronomycast.com). YouTube: https://www.youtube.com/@frasercain
Brendan Byrne @spacebrendan.bsky.social Host: @awtyspace.bsky.social from Central Florida Public Media
NPR Contributor, covering human spaceflight
Adjunct Instructor of audio journalism at UCF.
Michael Sheetz @michaelsheetz.bsky.social Firefly Director of Investor Relations | previously @CNBC
f/k/@ thesheetztweetz
Marina Koren @marinakoren.bsky.social Science journalist, covering space stuff. Bylines in National Geographic, The New York Times, and elsewhere. Former staff writer and union boss at The Atlantic.
www.marinakoren.com / Signal: @marinakoren.08
Dr. Skylar Grayson @skylargrayson.bsky.social Astrophysics PhD ✨ studies black holes and galaxy evolution 🌌Science Communicator (find me other places at “Space According to Skylar”)
Physgal ⚛️ @physgal.bsky.social University physics lecturer and Associate Dean, Learning. Physics demystifier. Supporter of girls and women in physics. CAP Teaching Medal 2018, 3MNTF 2023. She/her Ph.D.
Mark Hamill @markhamillofficial.bsky.social Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜
LeVar Burton @levarburton.bsky.social Kunta, Geordi, Reading Rainbow guy. Flies twice as high… #bydhttmwfi
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app
Emily Hunt @emily.space Postdoc @univie.ac.at working on star clusters & machine learning.
Also: open web developer & enthusiast, working on @astrosky.eco and more
🏳️🌈 🏳️⚧️ (she/her), Ⓥ
Website: https://emily.space
GitHub: https://github.com/emilyhunt
Nicole Gugliucci @noisyastronomer.com Physics professor, astronomer, educator, science communicator in NH, US. Lover of dogs, spec-fic, weights, and good trouble. She/they.
Opinions my own. RTs≠endorsements. Most older posts auto-delete.
I swear a lot.
https://bio.link/noisyastronomer
Sarah Tuttle @niais.cryptoanarchy.network "Ok. Not good. Probably bad." Disabled, queer, Jewish, cyborg, astrophysicist, abortion funder, antifascist, wielder of wrenches. Building joy with a side of chaos. "..a wizardess is never late. Nor is she early. She arrives precisely when she means to."
Josie Glausiusz @josiegz.bsky.social Science journalist writing for Nature, Scientific American, National Geographic, Guardian Books, BBC Future, Washington Post Opinions, Prospect Magazine.
Passionate reader. #PoetryIsMedicine #ClimateCrisis She/Her
Jen Christiansen @jenchristiansen.com Information designer / art director / visual journalist / science communicator • Author of Building Science Graphics • Former gigs include graphics @ Scientific American & design @ National Geographic • www.jenchristiansen.com • Ask me about pulsar charts
National Association of Science Writers (NASW) @sciencewriters.org Fighting for the free flow of science news since 1934. A 501(c)(6) professional membership organization.
💚 https://www.nasw.org
🎟️ https://www.sciencewriters2025.org
Dr Vanessa @hpsvanessa.bsky.social historian of science, medicine, food, sport and exploration; other content generally but not limited to: my dinner, a weird bug, feminist beer 🏳️⚧️, complaining about bad parking. Latest book: tinyurl.com/HigherColder
I really dislike unsolicited advice.
Kristina Killgrove @killgrove.bsky.social Staff writer @LiveScience.com
Email: kkillgrove@livescience.com
Web: Livescience.com/author/kristina-killgrove
PhD in anthropology, MA in classical archaeology. Former professor & Roman bioarchaeologist.
I crochet and bake a lot. Chapel Hill, NC based.
Lisa M.P. Munoz @lisampmunoz.bsky.social Science communicator: Passionate about science, family, endless forms most beautiful...and Swiss chocolate. Author of WOMEN IN SCIENCE NOW (https://amazon.com/Women-Science-Now-Strategies-Achieving/dp/0231206143) via
@columbiaup.bsky.social
Sophie Bushwick @sophiebushwick.bsky.social Science & technology communicator, editor, podcast & video host, book reader
Meghan Bartels @meghanbartels.bsky.social Science journalist (for hire!). Book person, cat person, Georgetown alumna, etc. In NYC. Signal: mbartels.07. she/her http://meghanbartels.github.io/portfolio/
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.
Leah Crane @leahc.bsky.social Space & physics features editor for New Scientist. No longer quantum, not yet relativistic. She/her/fast/furious.
Chelsea Whyte @chelswhyte.bsky.social Senior Editor at New Scientist. Co-host of Dead Planets Society podcast
Dr. Lucky Tran @luckytran.com Scientist, science communicator, public health & climate justice advocate
Biology PhD from Cambridge
WHO Fides member, Grist 50 Fixer, Creative Change alum
New Yorker/Aussie
Opinions my own
https://instagram.com/luckytran
http://linktr.ee/luckytran
Dr. SkySkull @drskyskull.bsky.social Professor of optics, blogger of physics, history, & pulp fiction. Generally tries to keep things light-hearted, in spite of *waves hands at everything* (he/him) Blocking doomerism on sight.
blog: https://skullsinthestars.com/
Prof. Abel Méndez @profabelmendez.bsky.social Planetary Astrobiologist and Director of the
@PlanetaryHabLab. http://astrodon.social/@profabelmendez #exoplanets #astrobiology #habitability
Sean Carleton @seancarleton.bsky.social Historian of colonialism, capitalism, and schooling in Canada. Confronting residential school denialism. Books: When the Pine Needles Fall; Lessons in Legitimacy; Dissenting Traditions. www.seancarleton.com
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
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.
Adam @iamadam.dev Lead Cloud Infrastructure Engineer. Wrangling YAML, Kubernetes, Terraform, and Security.
https://adamstracener.link
Space Weather Watch @spacewxwatch.bsky.social Space weather physicist sharing northern lights forecasts and solar physics updates. Local forecasts for your area: https://auroraforecasttonight.com
Dr. Cassie Freund @cassiefreund.bsky.social Conservation Portfolio Strategist at San Diego Zoo Wildlife Alliance. Fellow at Wake Forest's Sabin Center for Environment & Sustainability. Currently researching how the way we talk about animals online affects their conservation.
Captain Disillusion @captaindisillusion.bsky.social Videos. Educational? Not really. Funny? Eh.
"the Chappell Roan of educational YouTube"
youtube.com/@captaindisillusion
patreon.com/captaindisillusion
https://go.nebula.tv/captaindisillusion
Michael Seeley @mseeley.net Photographer / Space nerd / Healthcare
Photos of stuff (rockets preferred)
We Report Space co-founder
Nat Geo contributor
President, Health First Foundation
Reposts / follows ≠ endorsement
More: https://linktr.ee/michaelseeley
Hank Green @hankgreen.bsky.social Long Time Internet Guy
Landru79 @landru79.bsky.social Jacint Roger
---ACAB---
Laura Helmuth @laurahelmuth.bsky.social Freelance writer, editor, columnist & consultant. Formerly at Scientific American, Washington Post, National Geographic, Slate, Smithsonian & Science. Past president of National Association of Science Writers. Birder.
Leah @leah.myatproto.social Science writer, mostly puttering about the garden. Kansas girl stuck in Missouri. Fine, I'll fix it.
she/her
Greg Dubos @astroptere.bsky.social 🇫🇷🇺🇸 Systems Engineer, PhD at NASAJPL in Los Angeles. Skyfall engineer. Flight Director and Systems Lead on EuropaClipper spacecraft. Avionics and Systems on Mars Perseverance rover. GeorgiaTech & SUPAERO alumnus. Français-US
Jeremy Bailin @astrobailin.bsky.social Astronomy, coffee, politics, music, cats, sports, computing. Not always in that order. Canada/Alabama/Arizona/Suomi. He/him.
Jessie Muir @jmuir.bsky.social Cosmologist at U of Cincinnati. Learning more about physics and most other things. Sometimes I make science cartoons. she/her www.jessiemuir.com
CosmicRami 🏳️🌈🏳️⚧️ @rami.spaceaustralia.com Astronomer, driving The Dish📡 to study pulsars in my PhD. Also, founded SpaceAustralia.com. Also, love a bit of astrophotography. Also, do everything with my little mate, Max. Also, Ultra-Gay. He/Him.
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 
Matt Shipman (he/him) @shiplives.bsky.social Writer. Comms person.
Mostly sci/tech/health.
Sometimes music/food/culture.
Eagles fan.
Former cook, bouncer, (bad) server, video store clerk, life model.
Let’s make the South better, y’all.
Stuff I write for fun: https://medium.com/@shiplives
Dan Samorodnitsky @dsamorod.bsky.social i'm an editor and science writer. i cover biology, genetics, the environment, stuff like that. i live in Minneapolis. my pronouns are he/him. i am a cofounder at @sequencermag.bsky.social
dansamorodnitsky.com
Max G. Levy @maxlevy.bsky.social ✍️freelance science journalist: Wired, Quanta, TED-Ed & elsewhere
cofounder @sequencermag.bsky.social
https://maxglevy.com/
los angeles
Shi En Kim @goesbykim.bsky.social Environment fellow @azcentral.com
✍️ Science+environment in NatGeo, SciAm, etc.
Formerly HCN, C&EN, The Open Notebook, SmithsonianMag
Cofounder @sequencermag.bsky.social
Signal: @shienkim.1721
I go by my last name, Kim • She/her
shienkim.wordpress.com
Derek Fox @partialobserver.bsky.social Penn State Astronomer (he/him), personal account. “We went and made everything a computer without ever bothering to fix computers.” 
Joyce Chaplin @joycechaplin.bsky.social Harvard professor, historian of science, technology, and medicine, plus food and environment 🜃
(https://history.fas.harvard.edu/people/joyce-chaplin)
New book: THE FRANKLIN STOVE (https://us.macmillan.com/books/9780374613808/thefranklinstove/)
Malena Rice @malenarice.bsky.social Planetary astrophysicist • Assistant Professor, Yale Astronomy • exoplanets & solar system
Josh Shepperd @joshshepperd.bsky.social Political Economy of Media Theory; Director, RPTF, Library of Congress NRPB; Director, New Terrain at Sundance; Assoc Prof, University of Colorado
Felicity Nelson @frogsandstars.bsky.social Award-winning freelance science & medical journalist | Bylines in Nature, Medscape, C&EN, Veritasium, ScienceAlert, The Guardian, ABC News, The Sick Times | http://frogsandstars.com (she/her)
Dyani Lewis @dyanilewis.bsky.social Science | Nature | Environment Reporter, Eureka Prize 2021 | Bylines @Nature @CosmosMagazine @UnDarkMag @TheMonthly
https://www.dyanilewis.com/
David S. F. Portree @dsfpspacefl1ght.bsky.social history guy, science writer, educator, map librarian, archivist, 58 yrs a space exploration nut, ex-NASA, ex-US Geological Survey, now doing local history among the pines in Flagstaff AZ USA
Save NASA space science
https://spaceflighthistory.blogspot.com