David Grinspoon @drfunkyspoon.bsky.social Astrobiologist, Author, Musician. 👽🎸❤️🚀
Sagan Medalist, PEN winner, AAAS fellow.
Former Senior Scientist for Astrobiology Strategy at NASA.
There’s an asteroid named after me (22410 Grinspoon) which is better than having one with your name on it…
Jon Corsiglia (he/him/el) | Eco-Economy Insider @ecoeconomyinsider.com The economics of a healthier planet, minus the sermons. Honest eco-swaps + good news that also makes financial sense. 30-yr environmental communicator. 💚💙 SF Bay Area 🌊
Free weekly newsletter 👇
https://eco-economy-insider.kit.com/join
Gnvv @gnvv.bsky.social Éducation. Apprentissages. Arts. Environnement. Bouger en nature. Collectionner les vélos, les skis, les émerveillements.
CASCA – Canadian Astronomical Society | Société Canadienne d'As… @casca.ca.web.brid.gy 🌉 bridged from 🌐 https://casca.ca/: https://fed.brid.gy/web/casca.ca
Chloé Germain-Thérien (Chloloula) @chloegermain.bsky.social Dessinatrice éditoriale au journal Le Devoir
Illustratrice et bédéiste
www.chloegermain.com
Meade Krosby @meadekrosby.bsky.social Climate adaptation for nature and people @ Climate Impacts Group, University of Washington. Surfer/paddler. Settler on Coast Salish land. She/her.
Personal account - views mine.
Astronomy Acres @astronomyacres.com Astronomy Acres Remote Observatories (AARO) is a remote hosting observatory for astrophotographers nestled under Bortle 1 skies in rural SW New Mexico.
To learn how we can host your gear - visit https://astronomyacres.com
Infoman @infomantv.bsky.social L'émission satirique la plus populaire au Québec!
Dr Pam B Math @drpamb.bsky.social Educator, and lover of all things Math! PhD in Math Ed, Masters in Math! Currently working with @fieldsinstitute.bsky.social doing all the things I love! Learn more about me at: pambrittain.ca
Thierry Harris @thierryharris.bsky.social Conseiller District 7 Saint-Lambert, Québec | Partenaire fondateur de savoirinnover.ca | Cofondateur Cartouche Média | Animateur-producteur (innovation, numérique, international) 🇨🇦
thierryharris.ca
Agence PhDesign @agencephdesign.bsky.social Agence PhDesign | Spécialistes en communication scientifique 🎯
Stratégie, création et diffusion pour connecter sciences et société. Transformons vos projets en impact concret.
#Science #Communication #Innovation
DSCOVR:EPIC @dscovr-epic.bot.country Pics from the Earth Polychromatic Camera on the DSCOVR spacecraft (unofficial). Formerly @dscovr_epic on twitter.
FAQ: https://russ.garrett.co.uk/bots/dscovr_epic/
Operator: @russ.garrett.co.uk
ProfBrianCox @profbriancox.bsky.social Professor of Particle Physics at The University of Manchester and Royal Society Professor for Public Engagement in Science
Kelly Lepo @kellylepo.bsky.social Astronomer | Science communicator | Adult Lisa Simpson
Freelance writer and editor. Former Education and Outreach Scientist at the Space Telescope Science Institute (@stsci.edu) supporting JWST.
Also on Mastodon: @KellyLepo@scicomm.xyz
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
Seán Doran @theseaning.bsky.social ✨ 🌍 🛰️ 📽️
Lisa Đặng @astrolisadang.bsky.social Exoplanet Postdoc at @umontreal.ca | #firstgen high-school to PhD | Fr/En/Việt | incoming prof at @uofwaterloo.bsky.social
The Oatmeal @theoatmeal.bsky.social Cartoonist and creator of The Oatmeal and Exploding Kittens https://linktr.ee/theoatmeal
Marie France Bazzo @mfbazzo.bsky.social Curieuse. J’écris, je parle, je produis des beaux shows de tv…
Guillaume Poulin @guillaumepoulin.bsky.social 
DarkSky International @darkskyintl.bsky.social Restoring the night and protecting communities from the harmful effects of light pollution through outreach, advocacy, and conservation.
DarkSky.org
Jean-François Cliche @clicjf.bsky.social Journaliste scientifique, Le Soleil
ESO @eso.org The European Southern Observatory designs, builds & operates world-class observatories on the ground for the benefit of society. More info on eso.org
Marianne Desautels-M. @mariannedez.bsky.social Journaliste scientifique, Radio-Canada environnement.
Fan de bebittes, 🫘 leguminati/pro-bines 🫘, fashionably late 🐌
Alexandre Shields @alexandreshields.bsky.social Journaliste spécialisé en environnement au Devoir. Collaborateur régulier à l'émission Moteur de recherche, sur Ici Première. Et parfois photographe amateur de nature et de faune.
Dan Falk @danfalk.bsky.social Hi! I write about #science for Smithsonian, Discover, Quanta, Nautilus, Undark, National Geographic, CBC Radio, & many other outlets. Books include The Science of Shakespeare and In Search of Time. Co-host of BookLab podcast. 🔭🪐⭐️⚛️
Ethan Siegel @startswithabang.bsky.social Cosmologist, science communicator, author, speaker, and longtime writer of Starts With A Bang.
Not the next Carl Sagan; the first Ethan Siegel.
Dr. Mindy Townsend 🌻💫 @vogonpoetry.bsky.social myopic, literally and figuratively. recovering lawyer. astronomer. rock chalk. views/opinions are my own. she/her
https://linktr.ee/mindytownsend
CISE-Atlantic @cise-atlantic.bsky.social Advancing inclusion in STEM across Atlantic Canada and beyond.
ciseatlantic.ca
Barack Obama @barackobama.bsky.social Dad, husband, President, citizen. barackobamabooks.com
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/
Bureau du scientifique en chef du Québec @scichefqc.bsky.social Nouvelles et activités du Bureau du scientifique en chef du Québec. Animé par le FRQ. #communautéFRQ.
https://www.scientifique-en-chef.gouv.qc.ca/
STAO / APSO @staoapso.bsky.social Bringing #science and #science&technology education to life.
Dunlap Institute for Astronomy & Astrophysics @dunlapinstitute.bsky.social Astronomy research institute at #UofT. Innovative tech, groundbreaking research, world-class training, & public outreach.
Learn more about what we're up to: https://linktr.ee/DunlapInstitute
Cover: D. Chung
@uoft
@uoftartsci
Kathryn Williamson @ursagaia.bsky.social Earth and Space Educational Consultant, External Evaluator, Artist, living in "Rocket City" Alabama
@mcrouthier.bsky.social @mcrouthier.bsky.social 
Remi Boucher @remiboucher.bsky.social Working at the Mont-Megantic International Dark Sky Reserve / National Park / ASTROLab. Self-proclaimed swiss army knife against #lightpollution.
Also interested in science, space, maps, photography, trailrunning, splitboard and more.
Xavier Théorêt @xtmedia.bsky.social Curieux d'un peu de tout.
Jason Koebler @jasonkoebler.bsky.social Journalist @404Media.co
Signal: jason.404 // email: jason@404media.co
Catherine Cimon-Paquet, Ph. D. @catherinecpaquet.bsky.social Passionnée de psychologie, de lecture, de course et de #SciComm 💛
Chercheuse postdoctorale, Université Laval 👩🏻💻
Hélène Carlettini ✔️ @hcarlettini.cpesr.fr Fierté @biblioUQAM | Savoirs et société | #commsci, #arts, cocréé @comscicomca, adopté #QC, aime #Fr : 70% sciences, 20% féminisme, 10% chats. 100% transports en commun.
Nathalie N.-Q. Ouellette @angryastropanda.bsky.social A Canadian astrophysicist who likes to talk about space a whole bunch en franglais. she/her/elle
Martin PM @martinpmbd.bsky.social Bédéiste québécois qui pratique la vulgarisation scientifique, le documentaire et le journalisme en BD.
Sophie Benmouyal @sophiebenmouyal.bsky.social Illustration and Graphic Design
Based in Montreal, Canada
https://linktr.ee/sophiebenmouyal
Acfas @acfas.ca Acfas | Depuis 1923, au service de la recherche scientifique en français 🌍 Soutenir la communauté de recherche et la relève 🧠 | Former à la vulgarisation scientifique 📚 | Rapprocher sciences et société 🔬
https://linktr.ee/_acfas
Alexandre Guertin-Pasquier @alexguertinp.bsky.social 
Carine Monat @carinemonat.bsky.social 📻 Journaliste scientifique à Radio-Canada — 🌱 Émission La Semaine Verte — 🎙️ Chroniqueuse à Moteur de recherche — #environnement #pêcheries #agriculture #foresterie #ForeverPollution #PFAS #climat #science #enquête 
Thomas Milan | PhD 🧬 @sciencesalacarte.bsky.social 🔷️ L'actu science qui mérite le détour
📽 Sur Twitch et ici
📝 Co-créateur du balado Avec des Sci
📍 Montréal 🇨🇦🇨🇵🏳️🌈
📧 contact@sciencesalacarte.com
@myriambreton.bsky.social @myriambreton.bsky.social 
Knud Jahnke @knudjahnke.bsky.social Astronomer, Euclid Consortium functionary; likes black holes, galaxies, and sustainable research.
@maurapilia.bsky.social @maurapilia.bsky.social 
@guillaume-boreal.bsky.social @guillaume-boreal.bsky.social 
Ross @ross-the-celt.bsky.social Astrophysicist & UK Diplomat. Happily married to NHS clinician, 2 daughters, cat dad x2, Cornish. Still studying (plus working full time). “If a human disagrees with you, let him live. In a hundred billion galaxies you will not find another”. Dr Carl Sagan
Melissa Mollen Dupuis @melissamdupuis.bsky.social Kuei! Kwe! sur ICI Première ❤️
Campagne Boréale Fondation David Suzuki 🌲🦌 et co-autrice de Nutshimit 📚
David Berthiaume @dberthiaume.bsky.social Jack-of-all-trades, master of some. Science, affaires, droit et politique me passionnent!
Andrew Fraknoi @fraknoi.bsky.social Semi-retired astronomer, college professor, lead author of a free, open-source textbook (OpenStax Astronomy), and science fiction writer with 13 stories published so far. See fraknoi.com
Leonard Burtscher @ileo.de he; husband; father of 3; climate and energy policy Umweltinstitut München; astronomer with Astro4Earth and Uni Leiden; ADFC Garching
Stéphanie Jolicoeur @stephjolicoeur.bsky.social https://www.tiktok.com/@miss_entropie
https://linktr.ee/StephanieJolicoeur
Communicatrice scientifique - B.Sc. Physique
Chroniqueuse science - Radio-Canada
Éducatrice scientifique
** La #ComSci n'a pas de limites **
Agence IMPAKT Scientifik @impaktsci.bsky.social 
Martin Lasalle @mlasalle65.bsky.social Rédacteur-vulgarisateur à l'Université de Montréal. Ceci est mon compte personnel.
🛸Actualité web roxanefutur @roxanenadeau.com Fille de l’actualité web🛸
🙋♀️Stratège médias sociaux du futur
📍Trois-Rivières ❤️ Compte perso
Curium @curiummag.com Curium, le magazine science techno et société pour les 14-18 ans.
Suivez notre site web fédéré : https://bsky.app/profile/did:plc:mgofarrxvettfepelxool3lu
@lesdebrouillards.com @lesdebrouillards.com Depuis 1982, Les Débrouillards, c'est un magazine drôlement scientifique pour les 9-14 ans.
Les Explorateurs, c'est un magazine plein de reportages illustrés sur les animaux, la nature, l'environnement et la technologie pour les 6-10 ans.
Astronomers for Planet Earth @a4e.org Astronomy students, educators, & scientists addressing the climate crisis from the astronomical perspective. Join the conversation with #Astro4Earth!
JD Doucet @jddoucet.bsky.social Vulgarisateur scientifique, couteau suisse de la #ComSci
Rendre la science accessible et divertissante
Recherche | Scénarisation | Animation | Formation
Télé | Musée | Événement
https://www.linkedin.com/in/jean-daniel-doucet/
linktr.ee/jddoucet
Peter Newbury @polarisdotca.bsky.social Educational developer at Red River College Polytechnic in Winnipeg, Canada. Happy to chat about active learning, inclusive teaching, and ⚾. Building a mid-Century modern house, accepting donations of Eames chairs 😉. He/him.
The Optical Artisan @theopticalartisan.bsky.social New Zealand based astrophotographer capturing the breathtaking beauty of the night sky. Specializing in nightscapes, I strive to share the awe-inspiring wonders of the cosmos through my images.
©️ All photos are my own ©️ *except for reposts.
Sylvie F Beaulieu PhD @sfbeaulieu.bsky.social Astrophysicist/Astrophysicienne - Observatoire du Mont-Mégantic, Université de Montréal.
June Parsons @mucephie.bsky.social I study the atmospheres of terrestrial exoplanets, looking for bio signatures, and asking if brown dwarfs systems can be habitable. PhD @ York University
29 🇨🇦💀🪐
Benne W. Holwerda @benneholwerda.bsky.social Dad, Professor of Astronomy at the University of Louisville. He/Him/hey you. Opinions are my own. As are the typos.
Astronomy, datascience, ethics & occasional US/EU politics. 
Nigel Smith - Mines Light @nigeljtsmith.bsky.social Executive Director & CEO of TRIUMF, Canada’s national particle accelerator centre. Previously dark matter & cosmic ray hunter, and underground lab builder. (he/him)
Dennis Crabtree @astrokahuna.bsky.social Retired astronomer, Canadian astronomy amateur historian, photographer, generative AI creator
Ingrid Stairs @ingridhstairs.bsky.social Pulsars and other fun stuff. And some Canadian politics.
Peter Brown @pgbrown2.bsky.social Meteor astronomer and planetary scientist.
Rob Thacker @robthacker.bsky.social Astrophysicist & photo geek✨Graduate Coordinator of astrophysics at SMU. You are made of the ♥ of stars. Halifax/K'jipuktuk (he/him)
Dr. Mike Chen @mcycee.bsky.social Data Scientist & Astrophysicist. Loves to bike & climb, and advocating for science, democracy, & human rights. Based in Toronto. CC. & clean air (he/him)
Sami Lamby 🩷💜💙 @samilamby.bsky.social PhD Astronomy candidate at Western University • brown dwarfs, ultracool dwarfs & exoplanets • outreach assistant at Cronyn Observatory ✨ she/her
William Thompson @wrtastro.bsky.social Herzberg Instrument Science Fellow at the National Research Council in Victoria, Canada. Imaging exoplanets and writing #JuliaLang tools.
Érika Le Bourdais @astroerika.bsky.social Sometimes I think about geriatric stars that eat dead planets | PhD Student at UMontreal and Trottier Institute for Research on Exoplanets 🇨🇦
Laura Parker @lparker.bsky.social Astronomer @McMasterU
Mubdi Rahman @mubdi.bsky.social Astronomer and Principal at Sidrat Research, Scientific Editor for the AAS Journals, Unapologetically Muslim, Apologetically Canadian. 
Tiffany @tiffzny.bsky.social observatory keeper (@smubgo.bksy.social)
astro/phys/math educator
dog owner
haligonian
jonas brothers fan
posts + opinions are my own fault
https://tiffzny.space/links
Our World in Data @ourworldindata.org Our World in Data is a free, nonprofit website with a mission to increase understanding of the world’s largest problems and drive informed action to solve them. Based out of Oxford University (@ox.ac.uk), founded by @maxroser.bsky.social.
Dr Lyne G Morissette @lynemorissette.bsky.social 🌊 Marine Biologist | 🎙 Podcast Host | 📻 Radio Columnist | ✨ Science Communicator
Passionate about the ocean, biodiversity, arts & sciences for creative conservation 🌿🎨🧪
Here to share knowledge, stories, and ocean optimism 🌏💙 #OceanLove #SciCom
Maclean’s Magazine @macleans.bsky.social Engaging stories. Bold voices. Big ideas. Maclean’s leads the national conversation on everything that matters in Canada. macleans.ca
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.
Hourly Cosmos @hourlycosmos.bsky.social Photo sharing bot for planetary and deep space images.
Run by @kevinmgill.bsky.social
Content providers added with permission.
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.
Bruno Guglielminetti @guglielminetti.bsky.social Parle du monde numérique depuis 1994. News junkie, analyste, conférencier & podcasteur. http://linktr.ee/Guglielminetti
=====
Talking about the digital world since 1994.
News junkie, analyst, speaker & podcaster.
Jeff Yates @jeffyates.bsky.social Journaliste à Radio-Canada, Décrypteurs. Je gosse les gens avec les fausses nouvelles depuis 2014. Parfois barbu. Peut-être un lézard.
Toutes les choses ici:
https://linktr.ee/jeff__yates
Espaces autochtones @espacesautochtones.bsky.social Un site de Radio-Canada pour dévoiler, expliquer et comprendre les réalités autochtones.
> https://ici.radio-canada.ca/espaces-autochtones
> espaces.autochtones@radio-canada.ca
Le Devoir @ledevoir.com Suivez-nous sur nos différentes plateformes pour vous informer avec nous!
👉 ledevoir.com
📱Sur iOS et Android
🗞️ ledevoir.com/infolettres
Nouvelles, politique, économie, culture, environnement.
Montréal | Québec | Canada
APTN News @aptnnews.bsky.social Official account for APTN News, our stories told our way.
Philippe J. Fournier @338canada.bsky.social Editor-in-Chief 338Canada丨Rédacteur en chef Qc125丨Chroniqueur @ L'actualité, The Walrus & Politico Canada丨Co-host The Numbers podcast丨Prof astronomy & astrophysics丨Occasional cat pictures🤍丨📍Montréal
Jonathan le Prof @jonathanleprof.com Activiste pédagogique. M.Ed.
Prof d'histoire & Géopolitique
Vulgarisateur 101.
Auteur/Podcasteur. Semi-humoriste.
Toutes autres tâches connexes.
Marcheur de Québec @marcheurdeqc.bsky.social Il y a trop de voitures sur la Terre.
La Presse @lapresse.ca Toute l'info, 100% gratuite. La plus grande salle de rédaction francophone indépendante en Amérique du Nord.
The Globe and Mail @theglobeandmail.com Canada's national newspaper, but on Bluesky