Paul Halpern @phalpern.bsky.social Physicist and Science Writer. Author of nineteen books, most recently THE GREAT ATOM DEBATE: ERNST MACH, LUDWIG BOLTZMANN, AND THE BATTLE FOR THE ESSENCE OF REALITY https://greatatomdebate.com/
Tony Breu @tonybreu.bsky.social Hospitalist, VA Boston Healthcare System. Co-host, Curious Clinicians Podcast
Avraham Cooper @avrahamcoopermd.bsky.social Pulm/Crit physician, medical educator, The Curious Clinicians podcast
FORTHCOMING BOOK: WHY DOESN’T YOUR STOMACH DIGEST ITSELF? (W.W. Norton)
Jason Gale @jasongale.bsky.social Dad x3 | Snr editor | Bloomberg News | Melbourne
Author of https://www.press.jhu.edu/books/title/53726/after-covid
• public health • medicine • emerging infectious diseases • antimicrobial resistance • science
Signal: Jasongale.89
Program for Monitoring Emerging Diseases (ProMED) @promedmail.org ProMED, a program of the International Society for Infectious Diseases (ISID), is the oldest existing event-based surveillance network, reporting on infectious diseases using a One Health approach. 🦠
📍 Visit https://www.promedmail.org/
BEACON @beaconbio.bsky.social Biothreats Emergence, Analytics & Communications Network (BEACON): open source surveillance program based at @buceid.bsky.social in partnership with @bostonu.bsky.social @buhaririinstitute.bsky.social & @bostonchildrens.bsky.social Healthmap
beaconbio.org
CIDRAP @cidrap.bsky.social The Center for Infectious Disease Research and Policy, University of Minnesota.
🔗 Our website: https://www.cidrap.umn.edu/
📨 Daily News newsletter: https://www.cidrap.umn.edu/newsletter
🎧 Latest podcast episode: https://www.cidrap.umn.edu/osterholm-update
Andrea Pitzer @andreapitzer.bsky.social Books! One Long Night: A Global History of Concentration Camps, Icebound: Shipwrecked at the Edge of the World, & a Nabokov bio. Now working on Snowblind: Death on the Polar Ice. Former karateka & record store clerk. Newsletter & podcast: andreapitzer.com.
The Authors Guild @authorsguild.org Authors working together to ensure fair pay, protect copyright, and defend free speech.
Chris Martine | Plant People FTW @martinebotany.bsky.social President, Botanical Society of America.
#PUI Prof + Herbarium Director
Doc Martine and the Botaneers
https://www.chrismartine.com/
#PlantsareCoolToo: https://tinyurl.com/mr3nv85w
#iamabotanist #Botany2026 #botany #plantpeopleFTW
Teresa Rodrigues @teresarodrigues.bsky.social Histotechnologist turned Children’s Books Author
📚 WHERE THEY GATHER (Atheneum, ‘26)
Rep’d by @christietellsastory from @the_cat_agency
EvMedASU @evmedasu.bsky.social Center for Evolution & Medicine at Arizona State University
The mission of the Center for Evolution and Medicine is to accelerate innovations in medicine by bringing evolutionary insights into health and disease.
Prof Lee R Berger @leerberger.bsky.social Explorer in Residence, The National Geographic Society https://explorers.nationalgeographic.org/directory/lee-r-berger#c1af6ba3-0859-41e9-a4d6-6b3491785ea8
Governor JB Pritzker @govpritzker.illinois.gov Husband and father. Proudly serving as Illinois’ 43rd governor.
Data Report @datareport.bsky.social Tracking the Covid Pandemic and other health news. Opinions are my own. My YouTube channel: http://tinyurl.com/9cd2zsfp
My website: datareport.info
Deb Houry @drdebhoury.bsky.social ER doc, public health professional, researcher, and former chief medical officer at the CDC. Working to improve health in communities while figuring out what is next for me
Science Book Club @sciencebookclub.bsky.social 🌍 Advancing science literacy through reading, discussion, interviews, and fundraisers
🎙️ Featuring top science authors
🧠 Curious minds welcome
Christine Webb @christinewebb.bsky.social Assistant Professor, Environmental Studies, NYU
Primatologist, Author of THE ARROGANT APE
https://www.cewebb.com
Marc Kuchner | Author @marckuchner.bsky.social Dad. Author of the Cosmic Collisions books. Astrophysicist and Participatory Science fanatic @nasa. www.marckuchner.com
Colette Delawalla, PhD @cdelawalla.bsky.social Founder & CEO of @standupforscience.net
Standupforscience.net substack.com/@sciencefightclub
PhD in Clinical Psychology
"Colette is brass knuckles...w/ spikes tipped in poison"
“Delusional broad”
"Lady Switchblade"
“Ditsy socialist liberal”
Carly Anne York, PhD @biologycarly.bsky.social Biology Professor🦑 Science Communicator🧬
Author of The Salmon Cannon and the Levitating Frog
https://carlyanneyork.wixsite.com/website
Emily Sanders @emdashsanders.bsky.social Writing and reporting on fossil fuel industry influence & climate accountability for @pointsourcenews.org.
signal: @emilysanders.91
email: esanders@pointsourcenews.org
she/her
Kyle Hill @khill.bsky.social Dr.* Award-winning science educator. Nuclear comms expert. BASILISK Head of education and outreach.
CFF Dogs of Chernobyl charity ambassador.
“A legend.” - Post Malone.
youtube.com/@kylehill
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/
Stand Up for Science! @standupforscience.net We mobilize the fight for science and democracy - because science is for everyone! 🧬🧪🌎
Donate here: https://bit.ly/SUFS_GIVING
Learn more ⬇️
https://linktr.ee/standupforscience_bluesky
Martha Wells @marthawells.com SF/F Writer - The Books of the Raksura, The Murderbot Diaries, Witch King, Queen Demon, and more. Nebula and Hugo Award winner. NYT and Sunday Times Bestseller. (She/her) Agent: Jennifer Jackson
University of Colorado Boulder (CU Boulder) @colorado.edu Colorado’s leading public research university, transforming lives since 1876. Official account. AAU member. #CUBoulder
Dr Emily Grossman 🧬✍️🎤✊🏳️🌈🏳️⚧️♾️🐱 @dremilygrossman.bsky.social Award-winning science communicator, bestselling author, TV personality & co-founder of Scientists for XR - making STEM fun, fighting misinformation & advocating for diversity.
AuDHD, she/her
2x TEDx speaker, 4x cat lover
www.emilygrossman.co.uk
Elizabeth Head, Ph.D. @elizabethhead.bsky.social Professor, Dept Path at the University of California Irvine. Focused on Aging and Alzheimer disease in people with Down syndrome, 🇨🇦, http://sites.mind.uci.edu/headlab/ and https://www.nia.nih.gov/research/abc-ds
Dan Wuori @danwuori.bsky.social Educator, Author of The Daycare Myth: What We Get Wrong About Early Care and Education (and What We Should Do About It)
Parkrose Permaculture @parkroseperma.bsky.social She/her
Earth Care, People Care, Fair Share
Community over corporations.
People over profit.
Paul Blumenthal @paulblumenthal.bsky.social HuffPost. Reporter covering politics, courts, history and the crisis of democracy.
Tips: Email: paulblumenthal@huffpost.com. Signal: PaulBlumenthal.37
Read me: huffpost.com/paul-blumentha…
Alt National Park Service @altnps.bsky.social The official "Resistance" team of U.S. National Park Service. Our website: www.ourparks.org
Melissa Sweet @melissasweetdr.bsky.social Journalist sharing news on health in all policies, First Nations health, health equity, social determinants of health and climate justice. Based in Australia, and providing local, national and global coverage. Editor in Chief, Croakey Health Media (NFP)
Joep Janssen @joepjanssen.com 💧🏛️ Weet waar je woont. Over erfgoed, water, ruimte en waterburgerschap: joepjanssen.com
Justin Baragona @justinbaragona.bsky.social Ragebait author at Zeteo
Past: Senior reporter at The Independent, senior media reporter at The Daily Beast.
Tips/hate mail: justin@zeteonews.com
You can also hit me up on Signal at justinbaragona.85
Nic Wilson @nicwilson.bsky.social Writer, Editor, Guardian Country Diarist. Author of LAND BENEATH THE WAVES (one of BBC Wildlife Best Books of 2025): https://shorturl.at/PFJPF
MA, PGCE, FBNA, Patron #JohnClare Countryside, Trustee of British Naturalists' Assoc. Rep: Joanna Swainson
Elizabeth Jacobs, PhD @elizabethjacobs.bsky.social Blue in Arizona, forged in the Burgh.
1elizabethtjacobs1@gmail.com
@defendpublichealth.bsky.social
https://www.defendpublichealth.org
Jessica Huseman @jessicahuseman.bsky.social Editorial director at Votebeat, managing special projects and newsroom enthusiasm. Prev: ProPublica. You need a corndog, I can tell. Texan. jhuseman at votebeat dot org.
John Fugelsang @johnfugelsang.bsky.social My book, SEPARATION OF CHURCH AND HATE, is on sale now: https://www.simonandschuster.com/books/Separation-of-Church-and-Hate/John-Fugelsang/9781668066898.
Eunji Kim @eunjikim.bsky.social Media scholar | Assistant Professor of Political Science @Columbia | Author of The American Mirage (PUP 2025) | Host of Media Effects Empricial Workshop (MEEW)
Natalia Mehlman Petrzela @nataliapetrzela.bsky.social Prof of History at The New School | Author, FIT NATION (2023) + CLASSROOM WARS (2015) | Last Pod: EXTREME for BBC | Words: WSJ, MS NOW, NYT, CHE, etc | Fellow, Carnegie Corp/NEH Public Scholar | Mom | NYC
Dan Diamond @ddiamond.bsky.social White House reporter at the Washington Post. Focused on politics, policy and public health. Democracy dies in darkness.
Find me on Signal: username dan_diamond.01
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.
Titan Books @titanbooks.bsky.social Leading independent publisher of Sci-Fi, Fantasy, Horror, Crime, Pop Culture, Movie/TV tie-ins & much more 📚 Also, @hardcasecrime.bsky.social
W. W. Norton & Company @wwnorton.com Independent Publishers Since 1923.
Cat Care Network of Central Iowa @catcarenetworkiowa.bsky.social We love cats + people who love cats! We help low-income families keep their cats (provide food, litter, supplies through crisis) + TNR, rescue, foster. 501c3. www.CatCareNetwork.org
Support our work at https://donorbox.org/ccn-help-us-help-cats
A Home Of Their Own Rescue @ahomeoftheirown.bsky.social A DMV-based 501(c)(3) animal rescue dedicated to placing homeless animals in their forever homes! https://www.ahomeoftheirownrescue.org
Alley Cat Allies @alleycatallies.bsky.social We are the leading organization protecting and improving cats' lives.
🌍 Global advocacy
🐱 Resources and action
📷 media@alleycat.org
http://linktr.ee/alleycatallies
Blind Cat Rescue & Sanctuary, Inc @blindcatrescue.bsky.social Lifetime care sanctuary for Blind, FELV+, & FIV+ kitties in St. Pauls, NC, USA💙🐾
Visit the cats Monday - Saturday 12:30pm till 4pm!
https://linktr.ee/blindcatrescue
Crits For Cats, Inc. Cat Rescue @crits4cats.org Gaming & Rescue Cats! I stream games and my kittencam to raise $ to support cat rescue & TNR, shelter & foster cats! Registered 501c3 non-profit in Northeastern MD 🏳️⚧️ Cat Dad
https://linktr.ee/crits4cats
Delores House Cat Sanctuary & Rescue @deloreshousecsr.bsky.social Delores House Cat Sanctuary and Rescue is a registered 501(c)(3) based out of Bridgeport, serving Western Nebraska. We are an advocate for homeless and helpless cats. We focus on cats who have no one else on their side.
https://linktr.ee/DeloresHouse
Eternal Hugs Cat Rescue and Sanctuary @eternalhugs.bsky.social We are a 501(c)3 non-profit animal rescue organization focused on helping cats in need. Our mission is to aid in feeding colony cats, support TNR, and raise money for a permanent structure that will be a sanctuary for elderly cats without a home.
Fat Kitty City Humane Society @fatkittycityhs.bsky.social 📙 501(c)(3) one-of-a-kind cat sanctuary in El Dorado Hills, CA 🐈⬛
🧡 Transforming the lives of rescue cats since 2006 ✨
🐈 #adoptdontshop
Friends of Bear Cat Rescue @friendsofbear.bsky.social A 501(c)(3) cat rescue dedicated to saving homeless, sick, and discarded cats in the SF Bay Area and beyond.
friendsofbearcatrescue.org
HART of Maine Cat Shelter @hartofmaine.bsky.social HART is a no-kill shelter and adoption center for cats in Cumberland, Maine.
Adopt ♡ Volunteer ♡ Donate
Learn more at: hartofme.org
Heavenly Cats Sanctuary @heavenlycatsinc.bsky.social A loving place for feral and stray cats
Kitten Nuggets @kittennuggets.bsky.social 501c3 rescue
🩺🍼 | neonates with complex medical needs
House of Dreams Cat Shelter @kittydreams.bsky.social A Free Roam No Kill Cat Shelter in Portland, Oregon
https://www.kittydreams.org/
Mending Hearts Pet Rescue @mhpetrescue.bsky.social 501c3 pet rescue located in North Port, Fl
Together, we’re mending hearts
Nebraska Humane Society @nehumanesociety.bsky.social Animal shelter in Omaha, NE. Celebrating 150 years of hope. Home of the #PuppyCart. Donate on venmo: @ nehumanesociety
Odd Paws Rescue @oddpawsrescue.bsky.social 501c3 licensed animal rescue in Athens, GA
Pawprints Pet Rescue @pawprintpr13.bsky.social We are a local non-profit organization that rescues and rehomes Colorado's homeless pets.
Pawster Nashville @pawsternash.bsky.social Nonprofit providing Crisis Foster Care for dogs and cats
Purradise😻Springs @purradise.bsky.social Purradise Springs Cat Sanctuary and Private Retreat. The original #CatGlamping spot in the heart of #NorthFlorida #SpringCountry. Linktr.ee/purrapy
Purr Manor Cat Sanctuary @purrmanor.bsky.social A division of Zazzy Cats Kitty Rescue since 2010, Purr Manor is a Nonprofit 501c3 cat sanctuary and hospice nestled in the beautiful Colorado Rocky Mountains.
www.zazzycats.org
San Francisco Animal Care & Control @sfacc.bsky.social San Francisco's only open-door shelter, accepting & adopting all species: dog, cat, bunny, hamster, bird, you name it. Lost Pets, Animal Law Enforcement, Licensing, Adoptions Tues to Sun 12-5 pm www.sfanimalcare.org/ Emergencies: (415) 554-9400
Shadow Cats @shadowcats.bsky.social Sanctuary life, just outside Austin, TX 💚
We are a 501c3 nonprofit that cares for FeLV+ & special needs cats, and we support TNR 😻
Come for the mission, stay for the cats:
🔗 linktr.ee/shadowcats 🐈🐈⬛
Shadow Cats TNR @shadowcatstnr.bsky.social Shadow Cats TNR (SCTNR) is a 501(c)(3) non-profit organization dedicated to assisting cats in need in Harford County, MD. Our mission is to establish and manage programs for the welfare of community cats, companion animals, & pet owners needing assistance.
Shelter Cat HSSCM @sheltercathsscm.bsky.social Hi! I'm Bosco, and I'm a kitten at the Humane Society of South Central Michigan in Battle Creek! Follow me to see content from me and my friends, the other cats in our shelter!
The Herd House @theherdhouse.bsky.social The Herd House is a registered 501c(3), domestic animal sanctuary for special-needs dogs and cats. We also foster for a local adoption agency and the city shelter for major medical cases.
Donate: theherdhouse.com
Whiskers N Wishes Cat Sanctuary @wishesrescue.bsky.social Cat rescue and sanctuary in Tucson, Arizona
Cats Anonymous Inc. @catsanonymouswi.bsky.social We are a non-profit Trap-Neuter-Vaccinate-Return program in Northeast Wisconsin. Based in Green Bay; serving 13 counties. Please visit our website www.catsanonymous.org to learn how we help, and how you can be a part of it.
CCR Feline Research Center @cowboycatranch.org 501(c)(3) nonprofit. Science in the service of feline welfare since 2014.
Help us help cats: https://tinyurl.com/helpushelpcats
https://www.cowboycatranch.org
Crash's Landing @crashslanding.bsky.social We rescue vulnerable stray cats, including those with FIV and feline leukemia, providing them with safe shelter, veterinary care, and love until they find their forever homes.
www.crashslanding.org
📍Grand Rapids, MI- F Flatbush Cats @flatbushcats.bsky.social 501(c)(3) nonprofit focused on reducing the outdoor cat population in Brooklyn
Kitten Lady @kittenlady.bsky.social Author, educator + animal rescuer ❤️
RappCatsAdopt @rappcats.bsky.social Little shelter, BIG heart! No cages, no kill. We give our cats LOVE!
Funded entirely by donations & run by our wonderful volunteers.
visit us in scenic Rappahannock County, Virginia, USA
540-987-6050 www.rappcats.org
Save the Cats AZ @savethecatsaz.bsky.social Phoenix AZ area. Volunteer based sanctuary for feral & special needs cats. Foster based adoptions @Petco #Cats #Rescue #AdoptDontShop #TNR 🐾 https://savethecatsaz.org
SNAP Cats @snapcats.bsky.social SNAP Cats is a 501(c)3 non-profit organization dedicated to the rescue and care of special needs cats, including FeLV+, FIV+, abused cats and seniors. (15+ years-old).
The Perfect CATch Rescue @theperfectcatch.bsky.social A cat rescue located in the Greater San Francisco Bay Area (Vallejo, Benicia, and American Canyon). We rescue, TNR, rehabilitate, and care for abandoned and forgotten cats left to the streets.
Check out our adoptable kitties! https://bit.ly/4oxKPNn
Helping Hand for Animals @hhane.bsky.social We are a small non profit group based out of Omaha that serves to Help Pets in Need.
FundAlmasGemelas @almgem.bsky.social 501(c)(3) Animal protection foundation
PayPal: almasgemelaspr@gmail.com
FB: almasgemelaspr
Insta: @fundacion_almasgemelas
https://rescuestorytime.gumroad.com/l/inner-child-rescue-journal
🚀RocketCatRescue🐈 @rocketcatrescue.bsky.social A non-profit (501c3) special needs cat rescue located in the Bay Area, CA! We adopt our cats out all over the US & are run by a group of LGBTQA+ artists. We are supported by donations & shop sales.
rocketcatrescue.org
RocketCatSwag.etsy.com
Seattle Humane @seattlehumane.bsky.social We are a nonprofit pet resource and adoption center that has been saving and serving pets in need in the Pacific Northwest for more than 125 years. linktr.ee/SeattleHumane
Animal Welfare League of Alexandria @alexandriaanimals.bsky.social Inspiring compassion for all and providing shelter to animals in need since 1946. We operate an open admission animal shelter and provide animal services for the City of Alexandria, Virginia.
Mesquite Animal Pawtners @mesquiteanimalpawtners.org Mesquite Animal Pawtners (MAP) is a 501c3 non-profit dedicated animal welfare organization based in Mesquite, Texas. Our mission is to better the lives of animals in Mesquite by supporting Mesquite Animal Services through education, rescue, and fostering.
Esther Neonatal Kitten Alliance @kittenalliance.bsky.social Esther Neonatal Kitten Alliance provides care and rescue to newborn and medically-challenged kittens.
Fabled Farm Rescue & Sanctuary @fabledfarmrescue.bsky.social Equine 💙 Farm Animal 💙 Kitten
501(c)3 Rescue & Sanctuary
Middle Tennessee
Community Cat Angels @communitycatangels.bsky.social Our mission is difficult but achievable with your help. We are an all volunteer nonprofit group working to rescue abandoned and neglected community cats
Remedios Cat Rescue @remedioscatrescue.bsky.social Nonprofit improving the lives of cats and the people who care for them by rescuing kitties in Columbia County NY. We TNVR and foster and home adoptable kitties.
🧡 🐈⬛ It is beautiful to do good! 🐈 🖤
Donate: http://paypal.com/us/fundraiser/charity/4851163
Copper Country Humane Society @cchumanesociety.bsky.social The CCHS is a "no time limits" shelter is located in Houghton, Michigan.
linktr.ee/coppercountryhumanesociety
Show Your Soft Side @softside.bsky.social Representing tough guys with a soft side for animals and a former street cat named Chonk as our SpokesCat.
The Humane Society for Tacoma & Pierce County @tacomahumane.bsky.social For Pets. For People. For Pierce County. 🐶🐱🐇
Visit us at 2608 Center Street in Tacoma.
thehumanesociety.org
Young at Heart Senior Pet Adoptions @youngatheartpets.bsky.social Senior pet rescue and sanctuary in Woodstock IL ❤️Older pets deserve second chances too! Love has no age limit™️🐾 www.adoptaseniorpet.com
City Dogs & City Kitties Rescue @cdckrescue.bsky.social Saving 1200+ pets from overwhelmed shelters yearly, bringing them to DC where they live with fosters til their adoption!
Peninsula Humane Society & SPCA @phsspca.bsky.social A private, non-profit that finds homes for 100% of our healthy, adoptable dogs & cats, houses a renowned wildlife rehab center and other vital programs.
1450 Rollins Road, Burlingame, CA,94010.
San Diego Humane Society @sdhumane.bsky.social On a mission to create a more humane world for pets and wildlife. Featuring inspiring animals stories and adoptable pets! #InspireCompassion
619-299-7012 | sdhumane.org
Clover Ridge Animal Sanctuary @cloverridge.bsky.social Nonprofit sanctuary for at-risk animals
Animal Advocate
Compassion, Connection ☮️