Casey Dreier @caseydreier.bsky.social Chief of Space Policy at The Planetary Society. Host of Planetary Radio: Space Policy Edition. planetary.org
Linsey Marr @linseymarr.bsky.social Engineering professor at Virginia Tech with expertise in air pollution, airborne microbes, nanotechnology. Avid recreational athlete.
GO AQS @goaqs.bsky.social Global Open Air Quality Standards
www.goaqs.org
renee french @reneefrench.bsky.social painter, animator, writer/illustrator of books http://reneefrench.tv
Trish Greenhalgh @trishgreenhalgh.bsky.social DEI hire. Prof of Primary Care, Uni of Oxford. Researching digital health/ inequities, covid prevention (masks/ air quality). Wild swimmer. Mum to Rob (marine bio) & Al (doc). She/her. https://scholar.google.com.au/citations?user=QDCqsJwAAAAJ&hl=en&oi=ao
T. Ryan Gregory 🇨🇦 @tryangregory.bsky.social Back off man, I'm a scientist. Evolutionary biologist. Professor. Genome size, junk DNA, applied evolution, sci comm, philosophy of science. Also political stuff. Plus jokes. Onions have 5x more DNA than you do (not a joke). Vimy, not Vichy. He/him.
@nicolasmanaud.bsky.social @nicolasmanaud.bsky.social 
Álvaro González @thegeonaut.bsky.social Lecturer of Earth Physics at the University of Barcelona, Spain @cienciesterraub.bsky.social
PhD in Geology and researcher on earthquakes, meteorite impacts and other natural hazards.
www.geonaut.eu
🤜❤️🔥🤛 Challenger 🧪 Sourcecontrol.bsky.social. 🦋 @sourcecontrol.bsky.social ask for #CleanAir in medical care 🩺
https://youtube.com/watch?v=zb8ZqOq3ZM0&feature=shared
Screenshot 2023:We know this is the wrong type of mask to prevent airborne viruses, wear respirator masks N95, FPP3
Health Policy Watch - Global health news reporting @healthpolicywatch.bsky.social Independent global health news written by experienced journalists. Non-profit media company with HQ in Geneva, Switzerland.
Sign-up for daily email news alerts: http://healthpolicy-watch.news
Hartmut Herrmann @hh24.bsky.social Atmos Chem Prof & Dept Hd @tropos_eu
GooScholar=http://bit.ly/3cUDrYY #Aerosol #Atmochem #Covid19: AAF=http://bit.ly/3mHGy9E FAQ=http://bit.ly/3JI5HwO 
@tropos-de.bsky.social @tropos-de.bsky.social 
Emily Lakdawalla 🏳️⚧️ Uranus Expert @elakdawalla.bsky.social Planetary scientist, freelance science writer and space artist, queer, ADHD, mom. Turns out it’s hard to be all those things at once. Shop at elakdawalla.Etsy.com
Alberto Jiménez-Díaz @ajd-geosci.bsky.social Thermal and mechanical structure of the lithosphere and evolution of the terrestrial planets
ABCIII @i407250234i.bsky.social 😇Moin bin viel zu freundlicher Otaku, Streamer, Pirat & Kinderrechte-Aktivist 🧡🏴☠️
#YouTube: ABCIII
#Twitch: i407250234i
#TeamVorsicht #TeamWissenschaft Prävention ist King
Vorstandvorsitzender der @piratenparteish
Planetary Research Blog @blog.planetary-research.org Supporting the dissemination of scientific research in planetary science. https://blog.planetary-research.org
OpenPlanetary @openplanetary.solarsystem.social We are a non-profit organization that brings together planetary scientists to discuss planetary data and data analysis tools. https://openplanetary.org
🌉 bridged from https://solarsystem.social/@openplanetary on the fediverse by https://fed.brid.gy/
RV @rv-enigma.bsky.social em. Prof. Computer Science, s4f, Mathematics, Physics, 9x💉
Daten zur Corona-Lage (täglich) und zur Klimakrise
noAFD, noCxU
@planetarymapping.bsky.social @planetarymapping.bsky.social 🌐GMAP Winter School 26-30 Jan 2026 (CET). The Moon & Mars - preparing for human exploration 🚀 🔽 Register now! https://linktr.ee/planetarymapping
Jeffrey Marlow @jjmarlow.bsky.social Assistant Professor of Biology at Boston University ::: Science Journalist / Communicator ::: National Geographic Explorer
Maggie Harrison Dupré @mharrisondupre.bsky.social Award-winning journalist at Futurism covering AI and its impacts on industries, media/information, and people. Send tips by email to: maggie@futurism.com or Signal: mhd.39
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.
Teemu Öhman @teemuohman.bsky.social Geologist with a passion for impact cratering, planetary science and lunar exploration. Amateur astronomer, lover of atmospheric optics and history of science.
Also a part-time geologist of the Impact Crater Lake Lappajärvi UNESCO Global Geopark, Finland.
Dr Space Junk (Alice Gorman) @drspacejunk.bsky.social Space archaeologist | Global Expert Group for Sustainable Lunar Activity | Asteroid 551014 Gorman | Dr Space Junk vs the Universe. https://mitpress.mit.edu/9780262539654/dr-space-junk-vs-the-universe/ | Blog https://zoharesque.blogspot.com/
Justin Walsh @jstpwalsh.bsky.social Impossible archaeologist (space/Everest), space hab consultant, ancient Mediterranean, heritage | Prof at Chapman U | Fellow at USC | Explorers Club 50 | https://issarchaeology.org / http://brickmoonspace.com | He/him | Settler on unceded Tongva land (LA)
Dr. Fred J. Calef III @mapperwocky.bsky.social Science Systems Engineer @NASA/JPL-Caltech. PhD in Geology. 30+ years Geospatial experience. PI for the FOSS4G Multi-Mission Geographic Information System (MMGIS https://github.com/NASA-AMMOS/MMGIS).
Not a NASA account.
Never met a rock I wouldn’t lick.
IGÖ @igoe.at Account der Initiative Gesundes Österreich - IGÖ
@igoe_at
#SaubereLuft
#cleanair
http://youtube.com/@igoe_at
Planetary Research Cooperative @coop.planetary-research.org A non-profit organization that supports the dissemination of scientific research in the field of planetary science.
https://planetary-research.org
https://coop.planetary-research.org
https://blog.planetary-research.org
https://jobs.planetary-research.org
Mark Wieczorek @mrak.solarsystem.social Planetary geophysicist at the Institut de Physique du Globe de Paris (IPGP). https://mrak.solarsystem.social
🌉 bridged from ⁂ https://solarsystem.social/@mrak, follow @ap.brid.gy to interact
Franz Hochholdinger @franzh.bsky.social Clean Air Activist. Providing better indoor air quality at the workplace for over 3 years and counting. Keeping staff and customers safer is key to a healthy bottom line.
Scott Horton @robertscotthorton.bsky.social Contributing editor, Harper's Magazine; Lecturer, Columbia Law School; Attorney. Previously lived in Munich, New York, Moscow and London, now lives in Santa Fe, NM. Husband of Carol, groomer of Aisha.
Dr. Oguzcan Karagoz @okaragoz.bsky.social Planetary scientists working on faults and tectonic of planets.
@UniFreiburg
Al Haddrell @ukhadds.bsky.social Aerosol scientist/Aerobiologist, Canadian and #Canucks fan living in the UK. #eurovision enthusiast. https://www.youtube.com/@AlHaddrell
Gerd Castan @gerdcastan.bsky.social 
SafeAirDocs @safeairdocs.bsky.social SafeAir e.V.-Fachgesellschaft für Lufthygiene & Infektionsschutz Deutschland
Vermittlung von #CovidSafe Arztpraxen für #Vorerkrankte, #Schattenfamilien & #CC / #TeamVorsicht
📨 suche@safeairdocs.de
🌐https://safeairdocs.de/#anfrage
Sonja Hartl @sonjahartl7.eurosky.social Chasing moments in the sky & on 🌍
Outdoor.Dogs.Aurora.AlpenAdria.Gardening.Veggiefood.
>Clean Outdoor & Indoor Air!<
CustomerCentricity | Leadership |
CleanAir, Outdoor & Veggie Food Business-Projects welcome
Aurel Wünsch @aurel.indoorco2map.com Hier privat zu Energie | Emissionen | Digitalisierung | Covid | Arbeitet bei der Prognos AG | In my free time I work on http://indoorco2map.com (there is also a discord server for it: https://discord.gg/9FqE7wna4D )
Sarah Kendzior @sarahkendzior.bsky.social Bestselling author of THEY KNEW, HIDING IN PLAIN SIGHT, THE VIEW FROM FLYOVER COUNTRY and THE LAST AMERICAN ROAD TRIP.
https://sarahkendzior.substack.com/
𝚃𝚊𝚛𝚊𝚜 𝙶𝚛𝚎𝚜𝚌𝚘𝚎 🚇 @taras-grescoe.com Author of Straphanger, Shanghai Grand, Lost Supper
Words: NYTimes NatGeo Smithsonian
⬇️ Train travel + politics of transit ⬇️
https://www.highspeed.blog
Talks: https://taras-grescoe.com/contact
IG: https://www.instagram.com/taras.rides.trains/
J.L. Galache @jlgalache.bsky.social Open Science, Space Resources, Asteroids, Entrepreneurship, Cycling, Pasta...
@jacobjanssen.bsky.social @jacobjanssen.bsky.social 
Robert Koch-Institut @rki.de 🔬 Public Health – Fakten, Forschung und Hintergründe aus dem RKI.
💡 Es postet das Social-Media-Team.
👉 Impressum: http://rki.de/impressum
Christoph Seidler @chs42.bsky.social Science and technology editor at DER SPIEGEL in Germany. Threema: U4KA7S8Y
German Aerospace Center (DLR) @dlr-en.bsky.social We're the German Aerospace Center & are passionate about our research in #Energy #Transport #Aeronautics #Digitalisation #Space
dlr.de/en
dlr.de/imprint
Max Planck Institute for Solar System Research @mpsgoettingen.bsky.social Max Planck Institute for Solar System Research: Cutting edge scientific research on our Sun, the planets and their moons, asteroids and comets.
Julius-Maximilians-Universität Würzburg @uni-wuerzburg.de Science for Society. Since 1402.
Impressum: http://go.uniwue.de/impressum
Chase Million @millionconcepts.com CEO of Million Concepts. Building software and data systems to reduce space mission risk, increase scientific return, and accelerate discovery.
Astronomer and planetary scientist. Software engineer. Project manager. Writer. Magician. Dog person.
Danielle Beckman @daniellebeckman.bsky.social I like brains and microscopes. Interested in Neurovirology
PharmD, MS in Biophysics, PhD in Biochemistry
🇧🇷 Rio 🇺🇸 Sacramento 🇩🇪 Munich
International Society of Long COVID & Post-Acute Infection Syndromes: https://islc-pais.com/
daniellebeckman.com
Europlanet @europlanetmedia.bsky.social The Europlanet Society promotes the advancement of European planetary science.
MAIKEONE[big] @maosbot.bsky.social Mother, wife, Australian, Professor of Machine Learning in Oxford. Long Covid, trans rights, music, reggae, AI must be good for humans, https://www.robots.ox.ac.uk/~mosb. She/her 🏳️⚧️🏳️🌈
Johnny Rhee @johnnyrhee.bsky.social Excuse me, while I kiss the Bluesky.
@whnit.bsky.social @whnit.bsky.social 
Paul Maidowski @ppmv.bsky.social Systems analysis, climate policy. Fletcher School/Fulbright d|e|f|i|中 - Private opinions only
Earth Surface Dynamics @egu-esurf.bsky.social Earth Surface Dynamics (ESurf): EGU OA Journal for the physical, chemical & biological processes shaping Earth's surface and their interactions at all scales.
earth-surface-dynamics.net/imprint.html
Prof. Stefano Nerozzi @nerozzi.it Italian planetary geologist
Geology, geophysics and radar enthusiast
I study ice and rocks on Mars, Earth, and elsewhere
I have way too many hobbies
Edwin Kite @edwinkite.bsky.social Resident at Astera Institute. Planetary science professor, U. Chicago. Mars terraforming, Early Mars, rocky exoplanets. https://sseh.uchicago.edu/
LET'S AIR @nousaerons.bsky.social News, scientific mediation and infographics on ventilation & indoor air quality.
letsair.org
Ed Yong @edyong209.bsky.social Writer, journalist. Science, health. Pandemics, animals. Birder, photographer. Many words, some awards. AN IMMENSE WORLD, I CONTAIN MULTITUDES. Married to Liz Neeley, parent to Typo. he/him
📷 Canon R6mkii + RF 800mm
Edyong.me
Reality Check Marker @realitycheckmarker.bsky.social Lifelong Learner. Award-winning Objective Thinker. Certified outer spectrum enthusiast. Social mediaholic. Yes, my profile pic is Galileo's middle finger.
Dr. Petr Brož @chmee2.bsky.social scientist - #Mars - in love with all types of #volcanoes - father of two - a member of zeleni_cz - a bit crazy science communicator :)
David Steadson @davidsteadson.bsky.social Public Health academic back when Public Health was a thing. Now Entrepreneur, Raconteur, and Karateka. #LongCovid (recovered) #LongCovidKids #Kyokushin #NAFO
Life shared between Sweden and Ukraine.
Geoecologist @geoecologist.bsky.social Clean air and soil lover. @DAGL.bsky.social and @theWHN.bsky.social supporter @bvboden.bsky.social
DLR-next @dlr-next.bsky.social Der etwas andere Account des Deutschen Zentrums für Luft- und Raumfahrt (DLR)
Webseite: https://www.dlr.de/next
Impressum: https://www.dlr.de/de/service/impressum
Datenschutz: https://www.dlr.de/de/service/datenschutz
Silke 🌏 @verygoodmissjones.bsky.social Trying to get through another day. ☑️Covid protection ☑️ Climate justice ☑️ Data privacy ☑️ Democracy & Antifascism. Here for intelligent/weird stuff.
Auch auf deutsch. Professioneller Impostor. Früher waren mehr Gehirnzellen😬
Alex Milne @flir.bsky.social General properties of general systems.- A @alexdif.bsky.social @alexdif.bsky.social
Michael Flohr || Níthilhêr The Colourless @nithilher.bsky.social The rays of happiness, like those of light, are colorless when unbroken || * @ 321.87 ppm CO₂ || mathematical physicist at Leibniz University Hannover || https://michael-flohr.de || he/his
Ann-Str-Dav @annettestrdavey.bsky.social Siarad Cymraeg ...
... Science runs on good Data.
Germany runs on Excuses.
2026.
& tief im Westen 😊😍🎧🎶🎶
https://www.uni-wh.de/forschung/uwh-forschungsdatenmanagement
Schatten-Mutter @schattenmutter.bsky.social Immunsupprimierte chronisch Kranke | Notärztin im Homeoffice 🏡🚑💻 | Mama von 2 | NEIN zu Rassismus | go vegan 🌱| 😷 bleibt! | #Schattenfamilien
Pronomen: sie/ihr
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
UArizona Lunar and Planetary Laboratory @uarizonalpl.bsky.social The Lunar and Planetary Laboratory at the University of Arizona in Tucson.
Universität Bremen @unibremen.bsky.social Der offizielle bluesky-Account der Universität Bremen. Hier postet das KOMMA-Team: https://www.uni-bremen.de/universitaet/hochschulkommunikation-und-marketing
Heidrun Wiesenmüller @hwiesenmueller.bsky.social She/her, Librarian and Professor, Libraries and Digital Information at Stuttgart Media University. Cataloging, Indexing. Also things historical, animals. Tweets in German and English
#CovidIsNotOver #MaskUp
tern @1goodtern.bsky.social truth, science, hope
Conor Browne @brownecfm.bsky.social Biorisk analyst
Masketair @masketair.bsky.social 
World Health Network @thewhn.bsky.social Bringing people, science, and compassion together to solve world problems and protect health. Let's #EndThisPandemic together.
Yaneer Bar-Yam @yaneerbaryam.bsky.social Complex Systems Physicist | President of
NECSI, co-founder World Health Network (WHN)
Author: Making Things Work (download pdf at https://necsi.edu/making-things-work)
symptomodyssee @symptomodyssee.bsky.social Bessere Diagnostik & Versorgung für Patient*innen mit untererforschten Krankheitsbildern.
"Das ist nur Stress" ist keine Diagnose.
symptomodyssee@chaos.social
Fairly teal @fairlyteal.bsky.social Likes numbers and algorithms, constantly trying out new sport stuff, book nerd, schwurbelfrei #cleanair #CovidIsNotOver #noAfD #fcknzs
Insektenfreundin (she/her) @insektenfreundin.bsky.social Klimaschutz
gegen Fake-News
für Toleranz
Fundstück des Monats: "Würde ist kein Konjunktiv."