Ryan H. @ryan.blacksky.app Your friendly neighborhood abolitionist.
Educator/Activist/Artist and wildlife photographer. Building towards a care-based world in unarmed response, housing & social/racial justice; writing at https://creating.care
linktr.ee/rhenyard
Daniel Coe @geo-coe.bsky.social Maps—Rivers—Terrain
dancoecarto.com
Doing Asbestos I Can @geologist.bsky.social
Provided by the Management for your protection
**All commentary I provide about any sinkholes that may or may not be occurring at celebrity properties you see in the news is my own and is not the official stance of any particular municipality.
Kingfisher & Wombat @tkingfisher.com Wrote some books, won some awards. Strong feelings about plants. She/her
Thomas Lin @7homaslin.com Super nerd here to spread the joy of learning.
📖 Publisher @quantabooks.org at @simonsfoundation.org
📚 Author list: Terence Tao, David Tong, Kevin Hartnett
⚛️ Founding EIC @quantamagazine.bsky.social
💼 Prev @nytimes.com, CASW, CUNY J-School
🚴🏼🎾♟️
Jonathan C Slaght @jonathanslaght.com Author: Tigers Between Empires (2025). Owls of the Eastern Ice (2020, Best Book per NYT/WSJ, PEN America winner, Nat Book Award longlist). Work: Regional Director Temperate Asia @wcs.org. Home: Mpls https://linktr.ee/jslaght
Sheril Kirshenbaum @sheril.bsky.social Science. Policy. Host of PBS Serving Up Science. www.sherilkirshenbaum.com
Michael E. Mann @michaelemann.bsky.social Scientist/Author/Speaker; Presidential Distinguished Prof/Director Center for Science, Sustainability & the Media, U. Penn; National Academy of Sciences; American Academy of Arts & Sciences; Royal Society; Tyler Prize
Dragon Con Science Track @dconscitrack.bsky.social The Official Account of the Dragon Con Science Track.
Breakthrough Books @breakthroughbook.bsky.social An award-winning indie publisher putting creatives and readers first, with lovingly made, quality books… and a fair deal! E-shop now open on our website!
https://www.breakthroughbookcollective.com
https://linktr.ee/breakthroughbooks
Alycia Stigall @astigall.bsky.social Paleontologist and department head at the University of Tennessee, Knoxville who is happiest hanging out with my family, my students, my brachiopods, and thinking about all things paleoecology, biogeography, and evolutionary in (mostly) the Ordovician.
Dr Dan Shugar 🇨🇦 @watershedlab.bsky.social I make ice cream and do science and suck at fly fishing. YYC
glaciers - geohazards - climate - geomorphology - geomatics - gelato
He/him
Fellow, @rcgssgrc.bsky.social
Oliver Strimpel @geologybites.bsky.social I present the Geology Bites podcast. There are now 126 episodes, each about 30 minutes long, with new episodes appearing every 3-4 weeks. Listen and subscribe at geologybites.com or on your preferred podcast app.
Alaina Wood @thegarbagequeen.bsky.social Climate Storyteller & Activist
Sustainability Scientist
🌍 https://linktr.ee/thegarbagequeen
📧 alaina@pharos.co
Petite Paleoartist | Sauriazoicillus @ppaleoartist.bsky.social she/they | Whadjuk Noongar boodja | 🖌🦴Paleoartist | 👩❤️💋👩Occasional Yuri Artist | 📝🖌Wikipedia Editor/Artist | 🦴 #AusPalaeo | 💗Commissions Open
J.W. Kirby @jaywkirby.bsky.social Hey its Kirby! They/Them Paleo/wildlife artist
Emily Higgs Art @emilyhiggs-art.bsky.social Natural History Illustrator ✍🏼🌿🦖
https://linktr.ee/emilyhiggsart
Esther van Hulsen wildlife art @esthervanhulsen.bsky.social https://www.esthervanhulsen.com/
Professional wildlife and paleo artist, working mainly in traditional media
Assignments include natural history museums worldwide, Nature Magazine, National Geographic and more than 25 books published.
Mychal Threets @mychal3ts.bsky.social “Having fun isn’t hard, when you’ve got a library card!” - Arthur Read
linktr.ee/mychalthreets
Emily Troyer @fishfetisher.bsky.social Assistant Professor/Curator of Fishes at University of Oklahoma & Sam Noble Museum of Natural History
Fish evangelist. My research focuses on the morphological evolution of living and fossil fishes.
https://fishdiversitylab.weebly.com/
Corrie Moreau @corriemoreau.bsky.social Scientist, Evolutionary Biologist & Entomologist / Ants / Genomes to Microbiomes / Professor & Curator at @Cornell / @CornellCALS / She/Her
Tomi Adeyemi @tomiadeyemi.bsky.social TIME 100, hugo & nebula-awardwinning writer of the instant #1 new york times bestselling #childrenofbloodandbone trilogy
Brandon Peecook @gondwannabe.bsky.social Paleontologist 🦴
Curator 🏛 Natural History Museum Denmark 🇩🇰
Prof 👨🏻🏫 University of Copenhagen
Biodiversity Superfan 🌍🦚🦉🦩🦖🦕🐊🐢🐍🐋🦬🦒🦇🦫🦣🐠🐡🦈🐝🐞🦗🦞🕷🪱🦑🐌🪸🍄🌲🌴🌾🌻
@dr-crocogator.bsky.social @dr-crocogator.bsky.social Paleontologist at the Science Museum of Minnesota. Fossils are the best, like, really the best.
Gabriela Sobral @sobralg.bsky.social Vertebrate palaeontologist @ University of Brasília, SMNS Stuttgart. Executive Editor @ Palaeontologia Electronica. Coordinator of the Research Group on Reptile Evolutionary Morphology – GuMERp
@ferrutxoart.bsky.social @ferrutxoart.bsky.social 
Siri Carpenter @siricarpenter.bsky.social Co-founder, executive director, & EIC of
@theopennotebook.bsky.social, journalist & editor, @Sciencewriters.org past president. siricarpenter@theopennotebook.com. She/her.
fossilSLABlab.bsky.social @fossilslablab.bsky.social Home of the Evans lab at the @amnh.org studying fossils of Soft Life Across Boundaries (SLAB). Sharing news and milestones of our research on the oldest animals and other exceptionally preserved extinct creatures.
Lena Cole @leptaena.bsky.social Asst. Professor & Curator of Invertebrate Paleontology at the Oklahoma Museum of Natural History/U. Research on fossil crinoids, echinoderms, extinction, & paleoecology. Always interested in birds, gaming, punk/metal, & nature.
Jason Gilchrist @jasongilchrist.bsky.social Ecologist, nature writer, wildlife photographer.
Biodiversity, behaviour, nature, wildlife, conservation, ecology, anatomy, evolution, palaeontology & dinosaurs!
Website: http://www.jasongilchrist.co.uk
@marcsmerlin.bsky.social @marcsmerlin.bsky.social 
Daphne O. Martschenko, PhD @daphmarts.bsky.social 🧬Assistant Professor of Biomedical Ethics @ Stanford
📕Author of WHAT WE INHERIT (2026)
🐈 Mom to Sassy & 🙋🏾♀️ Mom to Théa
🧘🏾♀️Yogi in training
daphnemartschenko.com
Leigh Anne Riedman @fossils.bsky.social Paleontologist, lover of early eukaryotic evolution, all of the protists, fan of the Proterozoic and I bake.
Rep. Dr. Jasmine Clark @jasmineclarkforga.bsky.social Mom. Scientist. State Representative. Democratic nominee for Georgia's 13th Congressional District.
Join us: jasmine4ga.com
Brandon Bishop @brandontbishop.bsky.social Seismologist, investigates the Andes and subduction zones, currently complexly affiliated with St. Louis University and looking for new projects.
Replies to my geoscience posts that include LLM content get your account blocked.
@stuartsumida.bsky.social @stuartsumida.bsky.social 
Emily Rayfield @emilyrayfield.bsky.social Professor of Palaeobiology, University of Bristol, UK. Interested in the function, mechanics and evolution of organisms big and small. She/her. All views my own
Elizabeth Preston @inkfish.bsky.social Science journalist, humor writer and aspiring cephalopod. Boston-adjacent. Author of THE CREATURES' GUIDE TO CARING, out now!
elizabethgpreston.com
elizabethgpreston.substack.com
Nick Barber 🌋 @volcannick.bsky.social Asst Professor, geoscientist, volcanophile
magma, metals, and minerals 🌋🪨🛰️Philadelphian 🦅, father, husband. he/him. www.volcannick.com
Opinions my own
The Geological Society @geolsoc.bsky.social The Geological Society of London is the oldest geological society in the world, and the UK's learned and professional body for Earth & Planetary scientists with ~12,000 members worldwide. www.geolsoc.org.uk
John Wiswell @wiswell.bsky.social Nebula Award & Locus Award winner. Novels: SOMEONE YOU CAN BUILD A NEST IN (2024), WEARING THE LION (2025), THE DRAGON HAS SOME COMPLAINTS (2026). Disabled. Ace/aro. He/him. https://linktr.ee/johnwiswell
Dr. Morrigan Nolan 🏳️⚧️ @morrisonnolanpaleo.bsky.social Researcher, Teacher, Lab Manager. Research Scientist at Virginia Tech. Ediacaran-Cambrian Paleobiogeochemistry, esp stable isotopes.
Pegasus Books @pegasus-books.bsky.social An independent publisher of books that stimulate the intellect & the imagination.
pegasusbooks.com
New York, NY
Ashley A. Dineen @aadineen.bsky.social PhD, Sr. Museum Scientist of Invertebrate Paleontology at the University of California Museum of Paleontology (UCMP). Researching deep-time functional diversity dynamics. First-gen student. Enthusiastic baker.
Shiv Ramdas Mens Rice Activist @nameshiv.bsky.social Writer, storyteller. Nebula, Hugo, Ignyte finalist. Work in
@strangehorizons, @Slate, @LightspeedMag etc. http://shivramdas.net. 2006 Time Magazine Person of the Year
Olivia Portlander 🐙🧡🍋🐊🦋☂️ @sallyfisherprice.bsky.social Photos are all mine. 🧡 Portland 🧡 Books, bikes, photos, dogs, donuts, but that's not my whole personality. I don't fix typos. I'm careless that way. Resist! Persist! Insist!
Howard Lee @hlee.bsky.social Geologist and Science Writer: If you want to see what climate change can do to the planet just look at Earth's past!
https://h-lee.com/
Emory AAUP @emoryaaup.bsky.social Emory University chapter of the American Association of University Professors
American Association for the Advancement of Science @aaas.org Advancing science, serving society.
One of the world’s largest general scientific societies and publisher of @science.org
Annemieke Milks @annemiekemilks.bsky.social Palaeolithic archaeologist, experimental archaeology, Pleistocene childhoods and skills, wood technologies, and human evolution.
🏺, 🥾, 📚 , 🎶 
Museum of Natural History, University of Oxford @morethanadodo.bsky.social A stunning Victorian building home to 7 million objects. Free entry, open 10-5 every day.
Animalogic @animalogic.bsky.social 🌿 Animalogic: Exploring the wonders of wildlife and nature through stunning visuals and fascinating stories. 🌍✨
The Fossil Files Podcast @thefossilfiles.bsky.social Palaeontology podcast from two professional palaeontologists aimed for all to enjoy
https://linktr.ee/fossilfiles.pod
Adam Marsh @notthatmarsh.bsky.social Lead Paleontologist at Petrified Forest National Park, Crohn’s survivor, PhD, recovering Hoosier, Arby's enthusiast. Personal account, opinions are my own.
Marianne Denton @mariannedenton.bsky.social past life of limnology & aquatic ecology |
living a technicolor life in a B&W world |
naturalist • explorer • observer |
“pathologically optimistic” |
“irredeemable nerd” |
always a scientist |
Paleontological Society @paleosoc.bsky.social Advancing knowledge and understanding of paleontology and life’s evolution through research, education, and advocacy. Supporting and championing a diversity of voices.
https://www.paleosoc.org
Dolly Jørgensen @dollyjorgensen.bsky.social Environmental historian. Professor Univ of Stavanger. Co-director Greenhouse Center for #envhum. Extinction; animal history.
Books: The Medieval Pig (2024) & Ghosts Behind Glass (2025)
https://dolly.jorgensenweb.net/
Dr. Meaghan Wetherell @geopetalfabric.bsky.social Vertebrate paleontologist, associate professor at University of Arizona. Co-host of the podcast Weird & Dead.
Dr. Katy Croff Bell @katycroffbell.bsky.social Explorer of oceans, crafter of nifty things, mother of rascals, avoider of COVID
@oceandiscleague.bsky.social Founder & President
@NatGeo Explorer
@aaas.org Ambassador
@theexplorersclub.bsky.social EC50
Posts & opinions mine alone.
Courtney Milan @courtneymilan.com She/her. I write books about carriages, corsets, and smartwatches. Mother of (emoji) dinosaurs 🦖🦕. 羽生結弦 fan. Fan of tea. Born at 332 ppm.
This biography should not be taken as a complete description.
courtneymilan.com
Elizabeth V @geolizzy.bsky.social Ore Deposit geologist turned SAHM. I love rocks and books. Loves sustainable mining and hates coal.
Jon Ossoff @ossoff.bsky.social Dad, husband, U.S. Senator from Georgia.
DongWon Song @dongwon.bsky.social literary agent. newsletter: http://publishingishard.com
they/she
Alka Tripathy-Lang @dralkatrip.bsky.social Science Communicator | Writer | Editor | Social Media Manager | Former dater of rocks | Ph.D. in Geology | Exerciser | Food lover | Parent | Partner | she/her 
Dr. Shannon Cofield @geoshanz.bsky.social Geological Oceanographer + Planetary Geologist | Researching sediments from the deep sea to Mars | https://linktr.ee/shannoncofield | views my own
Dr Surekha Davies, Historical Monster Consultant (she/her) @drsurekhadavies.bsky.social Historian of science, art, & ideas 🗃
Words: Smithsonian, LA Times, TLS, Aeon, Nature, Science.
Author: HUMANS: A MONSTROUS HISTORY
www.surekhadavies.org
Newsletter: https://buttondown.com/surekhadavies?tag=bluesky
Speaker bureau: Chartwell Speakers
Alice Roberts @profaliceroberts.bsky.social Prof of Public Engagement in Science, Uni of Birmingham; anatomist, author, broadcaster; vice President of Humanists UK. All views my own.
Sarah Swanson @sarahlovesbirds.bsky.social Author of Best Little Book of Birds: the Oregon Coast and Best Little Book of Birds: Cascades and Columbia Gorge🦉
she/her
#birding #embroidery #oregon
Hillary Rosner @hillaryrosner.bsky.social Science journalist, editor, author, professor, mom, dog person. Book about wildlife connectivity forthcoming in 2025 from Patagonia Books. Definitively anti-kakistocracy.
Dr Vanessa Pirotta @drvanessapirotta.bsky.social Wildlife scientist 🐋 | Woman in STEAM | author | vessel operator | Sydney | 🇲🇹🇮🇹 | 🐳🐳 calves
www.vanessapirotta.com
https://www.instagram.com/drvanessapirotta/profilecard/?igsh=ZnpieTR6cWV6Mm9t
Dr. Adeene Denton @spacewhalerider.com Planetary scientist, earth + space science historian, dancer/choreographer, part-time community radio DJ. (they/she) 🏳️🌈
adeenedenton.com
@upulie.bsky.social @upulie.bsky.social Humble polite inconsequential scientist.
“Garlic and sapphires in the mud”
Alexander Chee @alexanderchee.bsky.social Novelist and essayist, most recently author of How to Write an Autobiographical Novel. Professor of Creative Writing at Dartmouth College. He/him. alexanderchee.net
Helen Czerski @helenczerski.bsky.social Physics, bubbles, oceans, hot chocolate and curiosity. Professor at UCL, writer, broadcaster. Author of Storm in a Teacup and Blue Machine https://linktr.ee/helenczerski Co-host of BBC Radio 4's Rare Earth
Anne Jefferson @annejefferson.bsky.social Watershed hydrology and geomorphology prof and Lake Champlain Sea Grant Director here for science, the environment, and life as an academic & mom. Formerly @highlyanne.
Posts are personal and do not represent organizations. Reposts are not endorsements.
Sitting on a corn flake @grrlscientist.bsky.social GrrlScientist: PhD zoology/ornithology, parrot researcher, birder, freelance science reporter & writer
Currently: Forbes
Formerly: The Guardian
Vegan. Atheist.
linktr.ee/grrlscientist
Quanta Magazine @quantamagazine.org Illuminating math and science. Supported by the Simons Foundation. 2022 Pulitzer Prize in Explanatory Reporting. www.quantamagazine.org
Nick Petrić Howe @nickpetrichowe.bsky.social Multimedia journalist of sorts at Nature. Host of the Nature Podcast. Former bee scientist.
Hannah Waters @hanner.bsky.social senior editor @quantamagazine.org covering biology | former climate editor at Audubon | send story tips and pitches: hwaters@quantamagazine.org | quantamagazine.org/biology
work portfolio: hanjeanwat.com/about
Jack Tamisiea @jack-tamisiea.bsky.social Stuttering Science Writer and occasionally charismatic megafauna.
Covering all things natural history at Smithsonian and elsewhere. Bylines NY Times, Scientific American, etc.
Amateur scientific illustrator
https://jacktamisiea.com/
Kim Cobb @kimcobb.bsky.social 40% Climate Scientist, 40% Mom, and 20% Indiana Jones. Unapologetically obsessed with carbon. Lawrence & Barbara Margolis Director, http://ibes.brown.edu. She/her. Views my own
Kendra "Gloom is My Beat" Pierre-Louis @kendrawrites.com Climate journalist based in NYC. Only speaking for myself. If the NYT has no haters I'm dead.
Tips? Reach me on Signal kendrawrites.04
Climate Tracker @climate.skyfleet.blue Monitoring Mainstream and Independent Media about Climate related news and events.
Tracking Climate disruption related news and protests around the issue of Climate Breakdown.
🆘 @skyfleet.blue
Princeton University Press @princetonupress.bsky.social Princeton University Press is an independent nonprofit publisher. Our books spark engaging discussions and present bold ideas from leading experts worldwide.
Armin Reindl @arminreindl.bsky.social Artist, crocodile enthusiast, wikipedia editor
tags: #SciArt
Black Girl Nerds @blackgirlnerds.bsky.social The Intersection of Geek Culture and Black Feminism. Support our Patreon! http://patreon.com/blackgirlnerds DMs open http://Twitch.TV/blackgirlnerds
🌎 https://blackgirlnerds.com/
Dr. Kim Hannula @stressrelated.bsky.social Retired structural geology professor and geoscience education researcher, living in the mountains. Fan of blueschists, contact metamorphism, shear zones, faults, deformation bands, spatial thinking, strategies to make teaching more inclusive. She/her/hers
Anthony Moser @anthonymoser.com (He/Him) Folk Technologist • anthony.moser@gmail.com • N4EJ • http://www.BetterDataPortal.com • baker in The FOIA Bakery • http://publicdatatools.com • http://deseguys.com • #1 on hackernews when you search for "hater" • anthonymoser.github.io/writing/
Joan Turmelle @killdeercheer.bsky.social (she/her) Of 'Joan's Journal' & 'Through Time and Clades'. Anthropology Undergrad Alumna. Mermaid at Heart. Natural History, Animation, Pinups. Art by Ilari Pätilä.
Stacey Abrams @staceyabrams.com Host of the Assembly Required podcast. Democracy, DEI, policy, small business & storytelling. Opinions are my own. My latest novel CODED JUSTICE IS OUT NOW!
Dr. Lucia Perez-Diaz @drlperezdiaz.bsky.social Earth Scientist and author-illustrator || Represented by @BathLitAgency ✨
[ on Instagram as @drlperezdiaz ] 🌈 🌍 🦕
See + shop my work:
https://hopp.bio/drlperezdiaz
Palaeoverse @palaeoverse.bsky.social A community-driven initiative advancing open science through shared tools, training, and resources 🛠️🌎🦕📈🌿
Find out more at https://palaeoverse.org/
Reposts are not endorsements.
Senator Reverend Raphael Warnock @warnock.senate.gov United States Senator for Georgia. Pastor of Ebenezer Baptist Church.
Filippo Bertozzo, PhD @fbertpaleo.bsky.social #Dinosaur #paleontologist at RBINS (Brussels) specialized in #ornithopod dinosaurs | #paleobiology #paleopathology #evolution #biomechanics. Wannabe scicommer, #TTRPG game master and strong Lovecraftian chultist
http://www.twitch.tv/dicendinosaur
Dr. Nicole Gasparini (she) @nicolegasparini.bsky.social Wandering and sometimes lost.
Earth scientist, professor, mom, living with disability, animal lover, amateur gardener, advocate for fixing lack of D.E.I. in science and academia. Only my thoughts
Eric Holthaus @ericholthaus.com Meteorologist for REBUILD.US based in Minneapolis. Contributing climate journalist for The Guardian. Author of The Future Earth. Optimistic to a fault.
DM to contact me securely on Signal
Al Evans @drteethal.bsky.social Professor of biology, Monash University, Melbourne, Australia.
Dr. Or M. Bialik |📚|🔬|🌊|⚒️ @obialik.bsky.social Sediment, climate change, and impostor syndrome | Science and SFF for the win | Writing for a living and fun | Opinions are my own (or the characters' in my head).
Academic stuff: https://obialik.weebly.com
Non-academic writing: https://ombialik.weebly.com
THE FAR SIDE DAILY @bot.cowtools.org The Far Side, near at hand
Account by @cowtools.org
Christopher Moore @theauthorguy.bsky.social Satire is my business. NY Times bestselling author of 19 novels, including Lamb, Fool, Noir, Razzmatazz, and Anima Rising (released May 2025).