Earth.Org @earthorg.bsky.social Non-profit, independent, impartial, free climate coverage. Powered by 100+ writers and supported by readers. #earthorg
Physics World @physicsworld.bsky.social News, views and information for the global physics community. physicsworld.com
Live Science @livescience.com The latest science news, groundbreaking discoveries, and fascinating features from our expert journalists. Your journey of discovery begins at Live Science.
bioGraphic @biographic.bsky.social An independent, award-winning online magazine connecting you with stories about biodiversity and conservation from around the world. (Former account of Hakai Magazine)
Sign up for our newsletter: https://www.biographic.com/newsletter-signup/
The Urbanist @theurbanist.org Advocacy journalism for better cities.👩🦽👨🦯🚶🚴♀️ 🚎 ⛴️ 🚊 🚆 🏙️
Based in the Seattle metro area.
Read our coverage on theurbanist.org. 📰
404 Media @404media.co it's a website (and a podcast, and a newsletter) about humans and technology, made by four journalists you might already know. like and subscribe: 404media.co
Simon Willison @simonwillison.net Independent AI researcher, creator of datasette.io and llm.datasette.io, building open source tools for data journalism, writing about a lot of stuff at https://simonwillison.net/
Cyd Harrell @cydharrell.bsky.social cyberpunk is a warning, not a manual
she/her. dayjob & usual location: City & County of San Francisco (this is a personal account)
ex-18F; on the board @publicgood.tech ; wrote a small book about doing this: https://cydharrell.com/book/
Camille Fournier @skamille.themanagerswrath.com she/her. Author, manager, distributed systems engineer, etc etc, my latest book Platform Engineering is available now! https://amzn.to/4eUz5zB
jenn schiffer 🙂↔️ @jennschiffer.com middle-aged dirtbag
jennschiffer.com / livelaugh.blog / bugsrock.online
🚫EMAILING MY WIFE
Kellan @kellanem.com 30 years of social media breaking my heart.
Chris Lilley @svgees.us “Father of SVG”. @W3C staff. Co-developed PNG, @font-face, WOFF. W3C rep to ICC. These days working on Web Fonts, Web Audio, CSS. He/him.
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
Dr Lindsey Fitzharris @drlindseyfitz.bsky.social NYT Bestselling Author. Medical Historian. Breast Cancer Survivor.
Next book: SLEUTH-HOUND, a whirlwind tour of Victorian forensics from the perspective of the man who loaned a voice to Baker St.’s famous resident: Sherlock Holmes. Out October 20.
Jivan Sobrinho-Wheeler @votejivan.bsky.social Cambridge City Councillor, sidewalk socialist, and advocate for a more affordable, sustainable, and just Cambridge
linktr.ee/votejivan
Evan MacKay @evanforcambridge.bsky.social evanforcambridge.com
Organizing in Cambridge for social, racial, economic, and environmental justice. Our community is our power! 🌹🏳️🌈✊
Show your support and canvass! actionnetwork.org/event_campaigns/evan-for-cambridge
Chanda Prescod-Weinstein 🌌 @chanda.blacksky.app Theoretical Astro/Physicist:
https://chanda.science
First book:
https://tinyurl.com/DisorderedCosmos
BUY MY NEW BOOK:
https://tinyurl.com/EdgeOfSpaceTime
Blog:
news.chanda.science
all Black/all Jewish. 🏳️🌈/agender/woman.
Posts by/for me🖖🏽
Sam @sspolzin.bsky.social here to post about food, cities, and running // Cambridge, MA
Let’s Change Cambridge @letschangecambridge.us Working to change local politics in Cambridge, MA: https://letschangecambridge.us
Written by Itamar Turner-Trauring, all opinions are my own and do not represent those of any organizations I am part of
#CambMA #CambridgeMA
Nick Schmidt @cyclejargon.bsky.social Dad, borderline minimalist, deeply unfashionable, a rare commodity, sneaky strong. Cambridge, MA, walk/bike program manager. Comments are mine.
ebike gang ringleader @lasagnadeathray.bsky.social Urbanism, safe streets, climate, sustainable transportation, antifacism, and state/local politics in Cambridge, MA. Car-free. Big-tech skeptic.
MIT Energy Conference @mitenergyconf.bsky.social The largest student-led energy & climate conference in the world since 2006
February 23rd–24th, 2026, Cambridge, MA.
Buy your tickets here: www.mitenergyconference.org/
Pete Septoff @wombatofevil.bsky.social Amateur filmmaker, semi-pro human. Here's our show covering local events in Cambridge, MA http://vimeo.com/channels/16226… @wombatofevil@mastodon.social
Loopie @elfofdoriath.bsky.social Cambridge, MA, she/her. Recovering physicist. Former Illinoisan. Ban cars. Art posts will be tagged with #art
Cambridge, Ma Police Department @cambridgepolice.bsky.social The Official BlueSky Page of the City of Cambridge Police Department.
Rev. Fred Small @revfredsmall.bsky.social Minister for Climate Justice, Arlington Street Church, singer-songwriter, author @nosycrowus.bsky.social, Cambridge, MA (Massachusett land). He/him. Info & events: https://linktr.ee/revfredsmall
Ruth O'Meara-Costello @ruthcostello.bsky.social Solo lawyer in Cambridge, MA practicing criminal defense, Title IX, education law. Mother of 3. Enthusiastic amateur runner and baker. 
Suzanne Blier @suzanneblier.bsky.social Professor, Author & Civic Activist in Cambridge Ma. Art/Architectural History, African Studies, City Histories, Urban Planning, Museums). Native of Vt. Building communities. Find blogs and more at: suzanneprestonblier.com
Steve Owens @votesteveowens.bsky.social MA State Representative 29th Middlesex District (Cambridge & Watertown); Former chair of Watertown Democratic Town Committee; current DSC member — He/Him
The Brattle Theatre @brattletheatre.bsky.social Celebrating 25 years as a non-profit! Boston's Unofficial Film School since 1953. Learn more and see what's playing at brattlefilm.org. We are located at 40 Brattle St, Cambridge MA
Vice Mayor Burhan Azeem @burhanazeem.bsky.social Running for MA State Senate to Represent Medford, Somerville, Winchester and Cambridge | Founder Abundant Housing MA
John Muyskens @johnmuyskens.bsky.social Graphics reporter at The Washington Post focusing on climate change and environmental justice. Cambridge, MA
siobhan mcdonough @siobhan-m.bsky.social @uaw.org 2320 NOLSW national trustee chair. @cambridgedsa.bsky.social. civil rights lawyer🏳️🌈🏳️⚧️. wife girl. opinions my own, not legal advice.
join dsa: bdsa.us/joinus
Danny Hidalgo @dhidalgo.bsky.social Political Scientist at MIT. Academic focus is on Latin American politics. Advocacy focus is on housing policy in Cambridge, MA and beyond.
Hadas Kotek 🦄 @hadaskotek.bsky.social Linguist in tech | Responsible AI, NLP, data science | AltAc advocate | mentor | cat lover | feminist | currently: Apple/MIT
she/her | grayspec | 🏳️⚧️ ally | BLM | powered by coffee & spite | 📍 Cambridge MA
שַׁלַּח לַחְמְךָ עַל פְּנֵי הַמָּיִם כִּי בְרֹב הַיָּמִים תִּמְצָאֶנּוּ
John Hawkinson @johnhawkinson.bsky.social Cambridge, MA freelance reporter, usually for @CambridgeDay.
MIT; public recs; data; legal news
Lately: immigration.
jhawk@alum.mit.edu
617.797.0250
^[KC][h]?r[yi]st[eiy]n{1,2}[e]?$ @krissy.bsky.social Data scientist, guardian of two bunnies, proud masshole.
I used to joke that my rabbits scared away the monsters under my bed, but I've switched to sleeping in a hammock, so
She/her. Cambridge MA
Darren Buck @bikepedantic.bsky.social ex ped/bike planner/policy seat-filler at USDOT. Cambridge, MA.
hilzoy @hilzoy.bsky.social Ethics R Us.
Cambridge MA
Porter Square Books in Cambridge & Boston @portersqbooks.bsky.social Fiercely independent bookstore in Cambridge and Boston, MA
https://linktr.ee/portersqbooks
Laura Hazard Owen @laurahazardowen.bsky.social Editor of @niemanlab.org / a fun mom in Cambridge, MA
https://illberightback.substack.com/
Ebikes | Mysteries | Baking | Parent gossip | Public schools
Hilary Mason @hilarymason.com Co-founder & CEO of Hidden Door. I <3 cheeseburgers and making beautiful things. I know a thing or two about AI, but it's people who matter. I am interested in many things.
NYC
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.
Carlo Zottmann @zottmann.dev He/him. Human. #WokeAF
Indie dev from Flensburg, Europe 🇪🇺. Building productivity-related #macOS & #iOS Shortcuts tools @ https://actions.work (@actions.work)
IT'S YA BOI: https://c.zottmann.dev
Mastodon: https://norden.social/@czottmann
Andy Baio @andy.baio.net The poster formerly known as "waxpancake". I make @Waxy.org and @xoxofest.com. Also: Skittish, Upcoming, Supercut, Playfic, Kind of Bloop. Helped build Kickstarter.
WWW: https://waxy.org
Mastodon: https://xoxo.zone/@andybaio
Paige Bailey (webpaige.dev) @dynamicwebpaige.bsky.social ✨ Keep it simple, make it scale. AI should be about empowering users and building understanding. 👩💻 AI Developer Experience @ Google DeepMind, ex-Github, ex-Google
Vinicius Dallacqua @webx.bsky.social Into browsers and agentic systems.
Engineering QA.tech
Building https://agent.perflab.io
Into film photography and web performance nerd.
gilbertococchi @gilbertococchi.bsky.social I am a websites dietician, passionate about #webperf, focusing on #webvitals in Google. Opinions are my own. Staff Web Ecosystem Technical Consultant @Google.
Mateusz Krzeszowiak @krzksz.bsky.social Web performance @ Shopify.
Ben Schwarz @benschwarz.bsky.social Founder & Product developer @calibreapp.com.
Into sustainability, online privacy, cycling, photography, making music, hiking, native country and creative pursuits 🌞
Eric Portis @ericportis.com Web developer; used-to-be-a-printmaker; Let’s Share What We Know
Sander van Surksum @sandervs.bsky.social Web performance enthousiast - father of 4 daughters - parttime muralist
founder of https://www.iron-out.io
@nicolaboccuto.bsky.social @nicolaboccuto.bsky.social 
Jacob "kurtextrem" Groß @kurtextrem.de Staff Performance Engineer @Framer · webperf/UX/AI and the Core Web Vital INP are my interests. ex. gamer · @kurtextrem on other platforms.
Andy Davies @andydavies.me Web Performance Consultant @speedcurve.com (acquired by @embrace.io)
Vegetable grower… Eurorack synth dabbler… Bristol Bears Women’s fan
https://andydavies.me
Alistair Shepherd @alistairshepherd.uk Frontend developer, accessibility advocate and development lead at Series Eight.
Work: Front end development, CSS, accessibility, web performance
Personal: Mountains, snowsports, hillwalking, craft, music
Edinburgh, Scotland 🏳️🌈🏴
Andrea Verlicchi @verlok.bsky.social I love to create and optimize websites. I'm passionate about web performance, accessibility and user experience. I write about the web on my tech blog, on Medium and Smashing Magazine, and I love to speak at web conferences.
juan ferreras @juanf.is engineer by day, over-engineer by night.
built: #LabelRadar (acq.)
building: ???
Medhat Dawoud @handle.invalid Sr Software Engineer @ Miro, #GDE for #webperf, Dad, Blogger(medhat.dev), Speaker, Baker, and Runner
I write about Performance, #A11y, DevTools, opinions are my own
Ines Akrap @inesakrap.bsky.social Frontend engineer. Web performance and sustainable web. Co-chair W3C Sustainable Web Interest Group. Co-author of Building the Sustainable Web.
Fabian Krumbholz @fabkru.bsky.social passionate about web performance, Google Developer Expert, speaker, writer
Dan Shappir 🎗️ host JavaScript Jabber podcast @danshappir.bsky.social Principal Engineer @Sisense. International tech conference speaker. Host on JavaScript Jabber podcast. Invited Expert W3C #WebPerf Working Group.
Alain Schlesser @schlessera.dev Agentic Engineer & Software Architect | AI Agent Systems · Context Engineering · MCP | 25+ Years Building Complex Systems | Google Developer Expert | Speaker
HTTP Archive 💾 @httparchive.org Public dataset that tracks how the web is built. Maintained by @patmeenan.com, @paulcalvano.bsky.social, @tunetheweb.com, @maxostapenko.com, and Nurullah Demir
Ivan Akulov @iamakulov.com Web perf engineer @ Framer. Prev. web perf consultant (Google, Appsmith, Toggl, etc). Getting React interactions 2-4x faster. GDE. He/him 🏳️🌈
Jordy Scholing @jordyscholing.bsky.social ❤️ web performance
Keerthana Krishnan @keerthanak17.bsky.social 
David Ross @cdaveross.bsky.social PNW web-performance specialist; into cooking, craft beer & cider, otter pics, & intersectional support. (He/They)
Jad Joubran @jadjoubran.io Independent JavaScript & Web Performance consultant
LearnJavaScript.online
LearnHTMLCSS.online
LearnTypeScript.online
https://React-Tutorial.app
https://SQL-Tutorial.app
More info: https://jadjoubran.io
🇳🇱 Amsterdam
@tzetan.bsky.social @tzetan.bsky.social 
Jack Franklin @jackf.io Googler focusing on web performance and performance tools.
Find me online at https://jackf.io
@erikwitt.bsky.social @erikwitt.bsky.social 
Chrome for Developers @developer.chrome.com The Official Chromium Developers Account.
Check out our developer portals: https://developer.chrome.com/ and https://web.dev/
@imeugenia.bsky.social @imeugenia.bsky.social 
Stuart McMillan @stuart-mcmillan.com Digital geek, long time believer in great user experiences. I want to make websites better for all users and the businesses that run them.
Also, dad to Iona and Murdo.
I self-identify as a runner.
https://stuart-mcmillan.com/
Firefox Performance @firefoxperformance.bsky.social Working to make Firefox and the web faster. #firefox #webperf
Aymen Loukil @loukilaymen.bsky.social International SEO and Web Performance Consultant, Speaker, Founder of https://speetals.com/ CEO of https://Sawtly.com
James @43081j.com Lead: @e18e.dev - tinylibs - chai
Maintainer: parse5 - @unjs.io - @bomb.sh - chokidar - @npmx.dev - @vueuse.org - prettier
Sponsor me at github.com/sponsors/43081j
github.com/43081j / Focusing on ecosystem perf & tooling 🥳
vanderhoop @vanderhoop.bsky.social Building a best-in-class RUM Platform at rumdash.io. Here for #CoreWebVitals #ElixirLang and #GoPackGo
Ethan Gardner @ethangardner.com I'm a full stack engineer with a bias toward the front-end. Web performance optimization, accessibility, and all that jazz.
@uxify.bsky.social @uxify.bsky.social 
Todd H. Gardner @toddhgardner.com I start things.
https://www.toddhgardner.com/
Request Metrics @requestmetrics.com Integrated Web Performance Monitoring
👉 https://requestmetrics.com/
Peter Mbanugo @pmbanugo.me Software engineer/consultant, trainer, and author
@pluralsight.
Interested in Web performance, CI/CD, scalable/fault-tolerant systems
https://www.youtube.com/@pmbanugo
Aleksey Kulikov @alekseykulikov.bsky.social #webperf, founder of https://treo.sh/, synth player, live in Maribor, Slovenia
Jecelyn Yeen @jec.fish Principal Software Engineer. Ex-Googler. 👩💻🇲🇾🤿
Zuzana Fatrdla @zuzanafatrdla.bsky.social Web. performance consultant (Pagespeed.one), front-end developer, printfluencer.
#webperf #frontenddev #3Dprint
e18e @e18e.dev https://e18e.dev (Ecosystem Performance) is a community initiative to bring together people who are passionate about improving performance in the JS ecosystem. Get involved at https://chat.e18e.dev 🚀
Dan Gayle @dangayle.bsky.social Web perf at Shopify, musician, lifelong antagonist of puppers
Martin Michalek @machal.bsky.social Web Performance at PageSpeed.ONE
FrontKon Conference.
Prague based. 🇨🇿
Calibre @calibreapp.com We’re a friendly web performance platform that helps automate speed testing and act on reporting data, no matter your role.
Real User, Google CrUX & Synthetic Monitoring.
→ calibreapp.com
Bridget Kromhout @bridgetkromhout.bsky.social Cloud native open source at Azure. She/her. Likes snow, bicycles, and @joelaha.bsky.social.
Mimi Reyburn @mimi.computer Researcher @inkandswitch.com
all views are my own (she/her)
London, UK
Lu wilson @todepond.com prototypes @wikipedia.org
prev @tldraw.com
prev @inkandswitch.com
London
todepond.com
youtube.com/@todepond
Orion Reed @orionreed.com advocating widespread dissatisfaction with computing.
researcher @inkandswitch.com + libcomp.org
½ @folkjs.org ¼ @tentpole.bsky.social
Priti Pandurangan @priti.is I build information-rich interfaces, moving fluidly between research, design, and prototyping.
Maker · Design educator · Data walker
🌱 priti.is/here
Jared Spool @jmspool.bsky.social Always focused on eliminating all the poorly-designed products and services from our world. People’s lives are complicated enough. We don’t have to make it worse for them.
You can find me at CenterCentre.com and in the Leaders of Awesomeness community.
PyData Global @pydata.bsky.social The PyData Global Conference is where users, contributors, and newcomers can share experiences to learn from one another and grow together. Want to meet the community? Join our Discord!
https://discord.gg/CjspHbE9xe
isaacs @isaacs.bsky.social Husband, Father, Turmerist, Easter
Melanie Crissey @melaniecrissey.com Loves startups • Codes for fun • Watercolors every day • Big on remote-first work • Based out of Marietta, GA • Working on technicallymarket.ing • Writing at melaniecrissey.com/blog