David Maddison @bembidion.bsky.social 
Joe Posnanski @joeposnanski.com Writer, author, podcaster, father, husband, juggler and believer in blue skies.
Nina Jankowicz @ninajankowicz.com 🙅🏻♀️ Author (2 books & The Wayfinder newsletter), disinformation expert, advocate for targets of online abuse.
☀️ CEO, @americansunlight.org
😆 Tucker Carlson once called me a “highly self confident young woman” and meant it as an insult
BoB / Elen 2027 @bobelen2027.bsky.social X Biology of Butterflies
IX Encontro sobre Lepidoptera Neotropicais
📅 30 de março a 3 de abril de 2027
📍Campinas, Brazil - @unicamp
https://linktr.ee/bobelen2027?utm_source=linktree_profile_share<sid=5714b543-32d8-4a82-9e12-734f86bab239
Pablo Torre @pablo.show 🎥 https://www.youtube.com/@pablotorrefindsout
🎧 https://podcasts.apple.com/us/podcast/pablo-torre-finds-out/id1685093486
📩 www.pablo.show/about
Bucco Ball @buccoball.bsky.social A Pittsburgh Pirates blog — watching the Bucs so you don’t have to https://buccoball.wordpress.com/
Tuta @tuta.com Tuta is a secure email, calendar and drive provider with quantum-safe encryption. Open source & forever free! 🔒
Visit us 👉 tuta.com
#TurnONprivacy
Guanacaste Dry Forest Conservation Fund @gdfcf.bsky.social GDFCF is the nonprofit partner to the Área de Conservación Guanacaste; our aim is to ensure this large protected area survives in perpetuity.
Mónica Doblas-Bajo | Entomologist (she/her) | 🇵🇸 @entomoprofessor.bsky.social | 🔬Entomology researcher at @universidadoviedo.bsky.social | 🐝 PhD student in Ecology and Biodiversity | Topics: #taxonomy #pollinators #ecology #popgen #bioinformatics #biostatistics |
https://entomocollectionbos.wordpress.com
Aussie Moths @wa-moths.bsky.social Exploring the #moths and other #inverts seen in Western Australia #mothsmatter #ausinverts #wildoz #inaturalist 🐛🪲🕷️🐞🐜🪳🪰
Also posting about WA’s native flora and #orchids at WA Orchids (@wa-orchids.bsky.social)
📍Perth, WA (Whadjuk Noongar Boodja)
Alex Sundermann, DrPH @sundermannaj.bsky.social Assistant Professor in Epidemiology @ Pitt Public Health | Outbreaks, Genomic Epidemiology, Public Health 🕵🏼♂️ | DrPH, CIC, FAPIC | Hubs & Dad of 2
https://www.publichealth.pitt.edu/directory/alexander-sundermann
Schmidt Ocean Institute @schmidtocean.bsky.social Boldly exploring our unknown Ocean
Amanda Mull @amandamull.bsky.social Senior reporter and Buying Power columnist at Bloomberg Businessweek, covering consumer culture. Georgia native, Georgia Bulldog. Opinions mine.
ZooKeys @zookeys.pensoft.net Open-access, peer-reviewed journal for taxonomy, phylogeny, biogeography, and evolution of animals of any geological age from any part of the world.
Published by @pensoft.net. Powered by ARPHA Platform.
Website: zookeys.pensoft.net
Joe Sheehan @sheehannewsletter.bsky.social Publisher of The Joe Sheehan Baseball Newsletter since 2010.
http://www.joesheehan.com
Troy Jackson @troyjackson207.bsky.social Mainer by birth. Logger by trade. With your help, Senator for the people.
http://www.JacksonForMaine.com
Pittsburgh Progress @pittsburghprogress.bsky.social Journalism built by workers, with our community, for Pittsburgh.
NOW LIVE: Preview the Pittsburgh Progress. Sign up for subscription & membership: pittsburghprogress.com.
Hadley Wickham @hadley.nz R, data, 🐕, 🍸, 🌈. He/him.
Digital Naturalism Laboratories @dinalab.bsky.social A jungle makerspace for field biology in Gamboa, Panamá. www.dinalab.net
We also organize the Digital Naturalism Conference: http://2025.dinacon.org
Coral City Camera @coralcitycamera.bsky.social 2nd longest-running livestream on YouTube. Live from an urban coral reef in Miami. A public art & scientific research project by Coral Morphologic (https://bsky.app/profile/coralmorphologic.bsky.social) ◦ coralcitycamera.com
Molleindustria FUTURE? NO THANKS! OUT NOW @molleindustria.org Paolo Pedercini - Game maker, professor at Carnegie Mellon University. My employer has many, often contradicting, views. Currently making Future? No Thanks!
he/him
Michal Barták @michalbartak.bsky.social Doctoral Researcher at the University of Helsinki
Ecology, evolution and genomics of moths and butterflies
Cool Bike Art @coolbikeart1.bsky.social A celebration of all things bicycle. No AI. I'm a teacher 🇺🇸 of English living in Slovakia.
Steven Kahn @sekahn.bsky.social Physician-scientist interested in diabetes. Opinions are my own.
Pittsburgh Water @pittsburghwater.bsky.social Safeguarding public health and the environment through the delivery of safe, reliable water services for the Pittsburgh community 💧 Call us at 📞 412-255-2423
A Whole Damn Town! @im.a.whole.damn.town Images of people, places, scenes and things from Twin Peaks.
Chris Briem (www.briem.com) @chrisbriem.bsky.social Just an old battleship sailor.
National Museum of Ireland @nmireland.bsky.social Ireland’s premier cultural institution and home to the greatest collection of Irish heritage, culture and history. Free admission.
RSGWU @rsgworkersunion.bsky.social 
Dan Garisto @dangaristo.bsky.social science journalist | good physics, bad physics, and sometimes ugly physics
Signal: dgaristo.72
Email: digaristo@gmail.com
John Allard @johnallard.bsky.social Postdoctoral researcher; Institute for Genomics and Evolutionary Medicine at Temple University
jirb @jirb.bsky.social 📍paris of appalachia. baseball name enthusiast. go bucs
Natural Science Collections Alliance @nscalliance.bsky.social We are a non-profit association that supports natural science collections, their human resources, the institutions that house them, and their research activities for the benefit of science and society.
Marcin Wiorek @marcinwiorek.bsky.social Researcher at the Institute of Systematics and Evolution of Animals Polish Academy of Sciences, Kraków, Poland
Systematics, phylogeny, zoogeography of tiger moths 🦋
Institute of Systematics and Evolution of Animals PAS @iseapas.bsky.social Instytut Systematyki i Ewolucji Zwierząt Polskiej Akademii Nauk
Studying animal biodiversity since 1865 🦋🐝🐜🐍🐦🦠🦏
Tynemouth Software @tynemouthsoftware.co.uk Making new things for old computers.
http://blog.tynemouthsoftware.co.uk/
https://www.tindie.com/stores/tynemouth/
https://www.patreon.com/tynemouthsoftware
International Society of Hymenopterists @hymenopterists.bsky.social 🐝The official BlueSky account of the International Society of Hymenopterists
📢REGISTER FOR HYMATHON NOW📢
#Hymathon2025 #Hymenoptera #bees #wasps #ants #sawflies
🐝More contact information and surveys here: https://linktr.ee/ishymenopterists
Emmanuel F.A. Toussaint @toussaintlab.bsky.social Researcher / Curator of Entomology @mhngeneve.bsky.social
Phylogeography, Phylogenomics and Macroevolution of Beetles
www.toussaintlab.com
SportsLogos.Net @sportslogos.net Chris Creamer's Sports Logos, the #1 source for logos, uniforms, and news. Connecting fans with the art of the teams they love. https://www.sportslogos.net
Good Trailcams @goodtrailcams.bsky.social trailcams
no AI ever
Alex Stumpf @alexjstumpf.bsky.social I’m a simple man making his way through the galaxy, like my father before me.
Mario dos Reis @mariodosreis.bsky.social Reader in Statistical Phylogenetics @QMUL
https://dosreislab.github.io/
🇻🇪🇵🇹🇬🇧
depths of wikipedia @depthsofwikipedia.bsky.social hi i'm @annierau.bsky.social i love wikipedia! dm submissions if you want :-)
Ben Schmitt @bencschmitt.bsky.social Tribune-Review deputy managing editor. Ex-Detroit Free Presser. Husband. Dad. Michigan State grad. Raised in Pittsburgh. Peabody High School.
Andrew Roger @andrewjroger.bsky.social deep-time evolution, phylogenetics, anaerobic protists, the tree of Life. Science depends on vigorous respectful debate and evidence-based reasoning. I like cats. This is my personal page and what I post here has nothing to do with my employer.
Tommy Siegel @tommysiegel.bsky.social i draw comics for the New Yorker and candy hearts and extremely accurate birds and you can buy my books and calendars and things over on my webstore, xoxo
www.tommysiegel.net
Jenna Norton @jenna-m-norton.bsky.social Health Equity Scientist, Bethesda Declaration signer, work at NIH, speak in my personal capacity, photo: AP/Jose Luis Magana
Also on:
https://www.instagram.com/jmnorton
https://www.tiktok.com/@jennajmn
https://linktr.ee/declarationsofdissent
John Lansing @pipedreaming.bsky.social Posting thoughts on plumbing/building codes, engineering design guides, water and nutrient cycles, often with regional and historical insights (personal account)
Director of Plumbing Standards Research and Development
john.lansing@centerforbuilding.org
working towards a 2034 window of contention @whygavs.com so old that i used to write blogs about baseball for america online
1x jeopardy runner up
at the very least, you ought to be able to tell a ghoul from an alghoul
Kotaku @kotaku.com Gaming, reviews, tips & more → https://kotaku.com
James Santelli @santelli.bsky.social Pitt Volleyball for Panther-Lair, Pittsburgh Pirates, urbanism, transit, the usual. God's away on business.
Biodiversity Heritage Library @biodivlibrary.bsky.social The Biodiversity Heritage Library provides free & #OpenAccess to 63+ million pages of #biodiversity literature online. 🔗 biodiversitylibrary.org
Lee Dyer @gusanero.bsky.social loves family, friends, rock climbing, moths, caterpillars, statistics, math, poetry, music, literature; hates the current US Super-Fascist Regime
Marcin Wichary @aresluna.org he+him / Writing about software craft and quality: unsung.aresluna.org / Wrote a book about the history of keyboards: shifthappens.site / Designer / Typographer / Occasional speaker / Chicagoan in training
Liz Felix @lizfelix.bsky.social Pittsburgh. Program Director at 91.3 WYEP. Music, native plants/birds/nature stuff. Secretly Italian. My views don’t represent my employer’s views, as I’m a human being with my own thoughts n’at. No fascism.
She/her
Secret Base @secretbase.bsky.social we tell sports stories.
you probably know us from https://www.youtube.com/secretbasesbn
if you really like us, you might know us from https://www.patreon.com/secretbase
if you really, REALLY like us, you might know us because you're mom. hi mom!
Ken Rosenthal @ken-rosenthal.bsky.social 
MLB @mlbbot.bsky.social The official account of Major League Baseball ⚾Account run by @beastModeRocco.com
Naomi Fraga @naomibot.bsky.social Director of Conservation at California Botanic Garden and Associate Professor at Claremont Graduate University. I study the biodiversity extinction crisis, flora of Western North America, alkali wetlands, rare plants, #monkeyflowers.
President of Ireland @president.ie Updates on the work of Uachtarán na hÉireann Catherine Connolly
https://linktr.ee/PresidentIRL
Corel Gallery Clipart @clipart.bsky.social In 1994 I bought a Corel Gallery CD-ROM with 10,000 clipart images. Thirty years later those images haunt this ghost story bot. Posts autodelete.
Credits: clipart from Corel; conversion, curation, code, and alt text by @samplereality.bsky.social
Rachel Cole @rmartincole.bsky.social Curator, Northwestern University Transportation Library. All scanned images are from NUTL’s collections, unless otherwise indicated. Banner photo is from a promotional packet for the L-1011.
Sports Reference @sports-reference.com Your favorite sports sites:
⚾ @baseball-reference.com
🏀 @basketball-reference.com
🏈 @pro-football-reference.com
🏒 @hockey-reference.com
⚽ @fbref.com
🏆 @stathead.com
🟩 @immaculategrid.com & @immaculatefooty.com
🔗 https://www.sports-reference.com/
Emily Tamkin @emilyctamkin.bsky.social Writer, reporter, editor, all-around delight. Work lots of places. Author of THE INFLUENCE OF SOROS and BAD JEWS. Working on new book on Holocaust remembrance. Don’t yell at me. emilyctamkin@gmail.com. emilyctamkin.substack.com.
Allegheny County Government @alleghenycounty.bsky.social Allegheny County was created on September 24, 1788, and is home to world-renowned educational, cultural, research & healthcare institutions.
Stereogum @stereogum.com 𝖙𝖍𝖊 𝖜𝖔𝖗𝖑𝖉’𝖘 𝖇𝖊𝖘𝖙 𝖒𝖚𝖘𝖎𝖈 𝖇𝖑𝖔𝖌
→ stereogum.com
Merch: http://shop.stereogum.com
Joana Meier @joanameier.bsky.social Group leader and Royal Society URF @Wellcome Sanger Institute, UK
Aff. associate professor @University of Cambridge, UK
speciation, genomics, hybridisation
Carrie McDonough @carrieamcdphd.bsky.social Dogs' life. Rockstar. Environmental astronaut. Associate prof of Chemistry at Carnegie Mellon (she/they; views my own).
@sridharhalali.bsky.social @sridharhalali.bsky.social Evolutionary ecologist, currently a postdoctoral fellow at Lund University!
Okay Friday @fridayisokay.bsky.social I like to walk around and take photos. Trying to post one photo a day. I use a Sony HX50V.
"Sometimes maybe good,sometimes maybe shit"
フブキ👑 Letourneau🫃(librarian) @northerniion.bsky.social There is research that suggests that playing Clover Pit after experiencing a traumatic event can help reduce intrusive memories and thoughts.
https://nlquotes.com/
https://www.twitch.tv/northernlion
https://www.youtube.com/@Northernlion
SABR Forbes Field Chapter @sabrforbesfield.bsky.social Providing news and updates related to the #SABR chapter located in Pittsburgh, PA
1986-92 Pittsburgh Pirates @1992pirates.bsky.social Celebrating #Pittsburgh #Pirates #baseball focusing on 1986-1992 Leyland-Bonds years, using video, pictures, OTD notes, memes, & art. #Buccos #MLB #LetsGoBucs
Thunderbird @thunderbird.net Thunderbird is an open-source, platform-neutral email, calendar and productivity suite designed for users who value customization, privacy, and control. Available on Windows, macOS, Linux, and Android - Thunderbird helps you stay connected without lock in.
Mat Bowles (He/Þei) @matgb.uk Displaced Devonian in Yorkshire, ageing goth who yawns a lot (2 sleep disorders and chronic fatigue). Never been a "real man" so a little bit NB, here for the SF, history, science and friends
Icon from Doomtown, best card game ever made
Unicorn Riot @unicornriot.bsky.social Official Account ~ UR is a decentralized nonprofit media org reporting underrepresented stories and shedding light on alternative perspectives and systems. linktr.ee/unicornriot
Dipterists Society @dipterists.bsky.social Our mission is to advance the scientific study, understanding, and appreciation of the insect order Diptera, or true flies.
dipterists.org
ArtButMakeItSports @artbutmakeitsports.bsky.social I turn Art into Sports (and vice versa) | NO AI USED | “Everything I didn't know I needed" - follower testimonial
Pittsburgh Pirates @pittsburgh-pirates.bsky.social Unofficial The Pittsburgh Pirates represent courage, tradition, and adventure. With a legacy of grit, loyal fans, and golden moments, they embody Pittsburgh’s pride, resilience, and the fearless spirit of true baseball.
Michael Burchert @michaelburchert.bsky.social 🇪🇺 Educator, Speaker, Builder, Activist. Regenerative construction.
That #strawhouse guy.
Fixing mistakes @ built environment. Independent #Bauwende construction revolution advocacy, english & german word salad, enjoy! https://linktr.ee/michaelburchert
Gillian Brockell @gillianbrockell.com I report on ICE flights and third-country removals at @prospect.org. Former WaPo (sigh), former flight attendant.
Third-Country Removal Tracker: https://gillianbrockell.com/tracking-all-of-trumps-third-country-removals-that-we-know-of/
Signal: gbrockell.44
Led By Donkeys @ledbydonkeys.org Art, Activism and Accountability
https://linktr.ee/ledbydonkeys?utm_source=linktree_admin_share
Orin Kerr @orinkerr.bsky.social Professor, Stanford Law School.
Senior Fellow, Hoover Institution.
Author, The Digital 4th Amendment:
https://www.amazon.com/Digital-Fourth-Amendment-Privacy-Policing/dp/0190627077/ref=tmm_hrd_swatch_0
josh terry @joshterry.bsky.social chicago-based writer. newsletter producer at wttw news (@wttw.bsky.social). i also run the music and culture blog no expectations. ex: vice, chicago tribune, etc. tips, email: joshhowardterry@gmail.com
https://www.noexpectations.fyi
Jeremy M. Brown @jembrown.bsky.social Professor of Evolutionary Biology at Louisiana State University.
Phylogenomics, Molecular Evolution, Evolutionary History, Statistics, Computational Biology
Indiana and Texas Alum
Jacob Aaron Gorneau @jacobgorneau.bsky.social I’m a graduate student at UC Berkeley and the California Academy of Sciences passionate about arthropod diversity, evolution, and outreach.
https://jacobgorneau.github.io/
https://orcid.org/0000-0001-9230-9774
https://eliaslab.squarespace.com/
Daniel Whitmore @dwhitmore79.bsky.social Diptera Curator at Staatliches Museum für Naturkunde Stuttgart | Editor-in-Chief of @integsyst.bsky.social and The Bulletin of Zoological Nomenclature
Anza-Borrego Desert Research Center @anzaborrego.bsky.social University of California, Irvine Steele/Burnand Anza-Borrego Desert Research Center. Located in Anza-Borrego Desert State Park - Borrego Springs, CA
https://anzaborrego.ucnature.org/
American Museum of Natural History @amnh.org Official page of the American Museum of Natural History in New York City. Open daily, 10 am–5:30 pm.
https://linktr.ee/amnh
Adrian Smith @dradriansmith.bsky.social Scientist on-exhibit at NC Museum of Natural Sciences & NC State. Creator of Ant Lab on YouTube
Eli @elihosen.bsky.social Mosquito and forest pests professionally. Also nature photography of usually small and/or far away critters and plants. Jokes and puns scattered throughout, and always a sucker for good sci art. He/him
Jenn Rose @jdrose.bsky.social Basque and Bermuda bees | PhD candidate #BC3research • @sarelab.bsky.social | conservation, systematics, diversity | 🐝🍄
Brendan O'Loughlin @brendanoloughlin.bsky.social He/him
PhD student at The Ohio State University studying phylogenomics in arthropod systems
Sholto David @sholtodavid.bsky.social 
EmpowHerPgh @empowherpgh.bsky.social EmpowHerPgh is a supportive network of women empowering one another to be active participants in our democracy and community located in the northern suburbs of Pittsburgh, Pennsylvania.
#empowherpgh
Zack Furness @punkademic.bsky.social Professor | Noisemaker | Half-Steeler | Dad | Luddite | Books - One Less Car: Bicycling & the Politics of Automobility, Punkademics, The NFL: Critical & Cultural Perspectives | Views are mine alone | Pittsburgh, PA | https://linktr.ee/punkademic
Madhu Pai, MD, PhD @madhupai.bsky.social Inaugural Chair, Department of Global & Public Health, McGill University, Montreal & Canada Research Chair in Epidemiology & Global Health 🇨🇦
Tweets: own views. He/him.
https://en.wikipedia.org/wiki/Madhukar_Pai
Jay Keche G. @caterpillar-coevo.bsky.social Evolutionary genetics of plant-insect interactions. Sault Tribe Chippewa. Assistant Prof @ Arizona State University.
Rutger Bregman @rutgerbregman.com Historian | Author of ‘Utopia for Realists’ (2014), ‘Humankind’ (2020) and ‘Moral Ambition’ (2025) | Co-founder of The School for Moral Ambition | moralambition.org | rutgerbregman.com
📖 substack.com/@rutgerbregman
📺 youtube.com/@rutger.bregman