Ethan Siegel @StartsWithABang
"Some blogger who doesn’t even write a single paper in a decade." #Cosmology Science writer, astrophysicist, author, communicator. He/him or they/them. startswithabang.com Portland, OR Joined April 2011-
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Followers32K
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The idea that matter is mostly empty space is mostly wrong. by @StartsWithABang realclearscience.com/2024/04/20/ide…
Huge congratulations and very well-deserved!
Huge congratulations and very well-deserved!
Hey Portland! What are you up to tomorrow night? If I weren't recovering from surgery, here's where I'd be: at the Cedar Hills Powell's City of Books, listening to @MattStrassler talk particle physics and his new book, Waves in an Impossible Sea! powells.com/book/waves-in-…
"No matter how good our measurement devices get, certain quantum properties always possess an inherent uncertainty. Can we figure out why?" via @StartsWithABang realclearscience.com/2024/04/12/the…
What was it like when human beings transformed the Earth? The final part of an epic, more than 30-part series on the history of the Universe. Check out the full series with a lovely infographic here courtesy of Big Think! bigthink.com/collections/th… bigthink.com/starts-with-a-…
What was it like when cosmic inflation occurred? Cosmic inflation is the state that preceded and set up the hot Big Bang. Here's what the Universe was like during that time period. ✒️ by Ethan Siegel (@StartsWithABang) Key Takeaways ☀️ The hot Big Bang occurred 13.8 billion…
What was it like when humans first arose on planet Earth? For 99.998% of the Universe's history, there were no human beings. Here are the great evolutionary and historical steps that allowed our species to come into existence. bigthink.com/starts-with-a-…
What was it like when mammals appeared and thrived? Once life became complex and differentiated, plants, animals, and fungi began to dominate planet Earth. Here's how mammals, after 500 million years, finally rose to prominence. bigthink.com/starts-with-a-…
What was it like when life on Earth became complex? Just four evolutionary advances took us from simple life to the complex, differentiated life that has dominated Earth for more than the last half-a-billion years. But how frequent are those steps? bigthink.com/starts-with-a-…
Last month, I got together with a non-scientist science communicator (Nisse Greenberg) and a scientist who communicates science (Salman Hameed) to talk about good science communication. It was a delightful interview! Go check it out here: youtube.com/watch?v=7YrSlh…
What was it like when oxygen killed almost all life on Earth? Oxygen: giver of animal life or the cause of the greatest extinction event in Earth's history? Why not both? bigthink.com/starts-with-a-…
How do symmetries lead to conservation laws? #AskEthan The profound connection between physical conserved quantities and symmetries of a physical theory go back more than a century to one unheralded woman: Emmy Noether. bigthink.com/starts-with-a-…
bigthink.com/starts-with-a-… Excellent article from @StartsWithABang on adaptive optics. Also nice to see @themariavincent 's movie of the deformable mirror for Subaru's new facility AO system in action.
How ground-based astronomers overcome Earth’s atmosphere Two incredible and underappreciated technologies, the sodium laser and the deformable mirror, allow ground-based telescopes to sometimes even take sharper images than space-based ones like Hubble. bigthink.com/starts-with-a-…
How to measure a lunar month during the solar eclipse Not in the path of totality during the solar eclipse? No problem; you can still use the partial eclipse you do have to measure the duration of a lunar month. bigthink.com/starts-with-a-…
I have a message: Let’s collide muons at 10 TeV
Will Kinney @WKCosmo
31K Followers 2K Following Cosmologist, physicist, dirtbag mountain biker, expat Montanan, Copernican extremist. Part of the problem.Robert McNees @mcnees
28K Followers 1K Following Professor, physicist. Black holes, quantum gravity, cosmology. Tennessean. Rocky Top. Tar Heel. RTs are spooky action at a distance. Views mine, not employer's.Niko @NikoSarcevic
14K Followers 7K Following human person (she) | cosmologist @LSSTDESC | did physics @XENONexperiment | loves shoes, coats, and plots | opinions mine 🇭🇷🇷🇸🇦🇹🇮🇹🇩🇪🇬🇧🇪🇺🏳️🌈Cliff Burgess @CburgesCliff
13K Followers 515 Following Theoretical particle physicist and one helluva guy.Dr. Jessie Christians.. @aussiastronomer
45K Followers 2K Following NASA Planet Hunter | Project Scientist NASA Exoplanet Archive | My views are not the views of NASA | (mostly over at bluesky now) | She/herNatalie Wolchover @nattyover
45K Followers 1K Following Physics journalist @QuantaMagazine. Pulitzer Prize for Explanatory Reporting. She/her. Kindness, integrity.Grant Tremblay @astrogrant
18K Followers 7K Following Astrophysicist at the @CenterForAstro | @Harvard & @Smithsonian. Vice President @AAS_Office, Vice-Chair @NASA APAC, Shill @NewGreatObs. He/His. Views my own.Leo C. Stein is @duet.. @duetosymmetry
16K Followers 2K Following Physics Prof @ U of MS. Black holes, gravitational waves, general relativity & beyond. Formerly @Caltech @MIT @Cornell. Need thin pizza + fruity coffee. He/himFraser Cain @fcain
46K Followers 5K Following 🚀 Space and astronomy journalist since 1999, publisher of @universetoday. Mastodon https://t.co/JJOAOX1VXqBenneHolwerda @BenneHolwerda
6K Followers 4K Following Extra-Galactic Astronomer & dad. Dust, galaxy morphology, supernovae, galaxy evolution. University of Louisville. Opinions & typos my own. He/him Hij/HemDaniel Green @nu_phases
7K Followers 594 Following Associate Professor @UCSanDiego, Cosmologist and Particle TheoristDr Heidi B. Hammel @hbhammel
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23K Followers 831 Following Digestible summaries of the latest astronomy research. Written by an international team of grad students for undergrads! Supported by the @AAS_Office. #scicommDr. Amber Straughn (s.. @astraughnomer
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0 Followers 19 FollowingMai @cosmanino
1 Followers 29 FollowingDark Skies @DarkSkiesNE
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471 Followers 842 Following Reading Buddhaghosa and Henri Bergson. APPA Certified Philosophy Counselor. Assistant Professor, Hindu College, Delhi Uni.Keith Frankish @keithfrankish
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110 Followers 1K FollowingBruna Shinohara ⚛�.. @Shinossaura
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29 Followers 1K FollowingDiana Alexandra Sánc.. @alexss070801
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220 Followers 209 Following Conservatarian. if I had one wish it would be bring back the founding fathers. MAGA🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸 Freedom 2AArturo819 @Arturo81926205
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24 Followers 794 FollowingAndre S 🎯💚🫵 @bomax77
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33 Followers 404 FollowingIsaac Schrarstzhaupt @schrarstzhaupt
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0 Followers 978 FollowingEdelsvitha @Edelsvitha
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14K Followers 7K Following human person (she) | cosmologist @LSSTDESC | did physics @XENONexperiment | loves shoes, coats, and plots | opinions mine 🇭🇷🇷🇸🇦🇹🇮🇹🇩🇪🇬🇧🇪🇺🏳️🌈Cliff Burgess @CburgesCliff
13K Followers 515 Following Theoretical particle physicist and one helluva guy.Dr. Jessie Christians.. @aussiastronomer
45K Followers 2K Following NASA Planet Hunter | Project Scientist NASA Exoplanet Archive | My views are not the views of NASA | (mostly over at bluesky now) | She/herNatalie Wolchover @nattyover
45K Followers 1K Following Physics journalist @QuantaMagazine. Pulitzer Prize for Explanatory Reporting. She/her. Kindness, integrity.Jane Rigby @janerrigby
14K Followers 1K Following Astronomer studying galaxies, @NASAWebb Project Scientist, @AAS_Office Trustee, queer parent nerd she/her human. Views mine. Shifting to Bloo skaiGrant Tremblay @astrogrant
18K Followers 7K Following Astrophysicist at the @CenterForAstro | @Harvard & @Smithsonian. Vice President @AAS_Office, Vice-Chair @NASA APAC, Shill @NewGreatObs. He/His. Views my own.Leo C. Stein is @duet.. @duetosymmetry
16K Followers 2K Following Physics Prof @ U of MS. Black holes, gravitational waves, general relativity & beyond. Formerly @Caltech @MIT @Cornell. Need thin pizza + fruity coffee. He/himFraser Cain @fcain
46K Followers 5K Following 🚀 Space and astronomy journalist since 1999, publisher of @universetoday. Mastodon https://t.co/JJOAOX1VXqBenneHolwerda @BenneHolwerda
6K Followers 4K Following Extra-Galactic Astronomer & dad. Dust, galaxy morphology, supernovae, galaxy evolution. University of Louisville. Opinions & typos my own. He/him Hij/HemDaniel Green @nu_phases
7K Followers 594 Following Associate Professor @UCSanDiego, Cosmologist and Particle TheoristDr Heidi B. Hammel @hbhammel
11K Followers 461 Following planetary astronomer | nearly famous | jwst interdisciplinary scientist | looks just like an ordinary mom | she/her (thoughts expressed here are my own)Paul Halpern @phalpern
32K Followers 12K Following Physicist and Science Writer. Author of eighteen books, most recently The Allure of the Multiverse: Extra Dimensions, Other Worlds, and Parallel UniversesPeter Gao @PlanetaryGao
10K Followers 2K Following Staff Scientist @ Carnegie EPL. Planetary and exoplanet atmospheres. He/Him/His. Black Lives Matter. Trekkie. Opinions are my own.Thomas Van Riet @ThomasVanRiet2
8K Followers 2K Following Boltzmann brain, theoretical physicist, de Sitter denialist, (- + + + + + + + + +) -person. Tweets with spelling mistakes are an act of rebellion. 🇧🇪🇵🇸🌍Sarah Kendrew @sarahkendrew
17K Followers 3K Following Astronomer with the European Space Agency. Leading the MIRI team for JWST at the Space Telescope Science Institute in Baltimore. Opinions are my own 🇧🇪🇬🇧John O'Meara @astronomeara
4K Followers 2K Following Chief Scientist/Deputy Director @keckobservatory Father, Astronomer, science policy nerd. Co-Chair, START team for NASA's HWO. Tweets are my own. (he/him)astrobites @astrobites
23K Followers 831 Following Digestible summaries of the latest astronomy research. Written by an international team of grad students for undergrads! Supported by the @AAS_Office. #scicommDr. Amber Straughn (s.. @astraughnomer
25K Followers 2K Following Black Lives Matter. @nasa Astrophysicist for #JWST From Arkansas. Hiking, yoga, Great Dane mom, pilot, @PearlJam superfan #FirstGen Personal account - my viewsPRobe far-Infrared Mi.. @PRIMAprobe
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409 Followers 443 Following Argentinean Burke Fellow at @Caltech. Studying M dwarf magnetism and dynamics and its relation to age.Natalie Allen @astronatalie_
1K Followers 421 Following astronomy grad student @JohnsHopkins + @nsf graduate research fellow studying exoplanet atmospheres | per aspera ad astra 💫🔭 she/herKiersten Boley @KierstenBoley
421 Followers 120 Following PhD Candidate @OSUAstro | @NSF Graduate Research Fellow | @astrosoundbites co-host | Exoplanets 🌍 | Avid Scuba Diver 🤿Megan Weiner Mansfiel.. @cornerof_thesky
1K Followers 177 Following NASA Sagan Fellow at University of Arizona studying transiting exoplanets. Amateur runner, chocolate addict, and devoted cat mom. (she/her/hers)Diana Alexandra Sánc.. @alexss070801
12 Followers 112 Following La física es lo que más me acerca a lo inexplicable del universo.World Bollard Associa.. @WorldBollard
209K Followers 22 Following The official Twitter account of the World Bollard Association™️. MERCH STORE - https://t.co/lGlBqCjY49Clara Nellist @ParticleClara
70 Followers 2 Following Particle Physicist on TikTok Main account: @ClaraNellistDr Innes Bigaran @innesbigaran
984 Followers 772 Following (she/her) Neutrinos, Flavour and Dark stuff. Postdoc at Fermilab and Northwestern.Catherine Espaillat @DrCEspaillat
925 Followers 317 Following Astrophysicist studying how stars and planets form, Prof. at Boston U, Founding Director of @lumamentoring #LatinaInSTEM 🇩🇴🇺🇸 she/herSuperconformal Hassaa.. @Hassaan_PHY
2K Followers 52 Following Ph.D. student at @ualbany NY | Theoretical Physics | QFT | String Theory and CFT | EducatorDr. Antonio Porras Va.. @astrotamalasado
776 Followers 495 Following 🇨🇷 Costa Rican | Co-lead @CencaBridge | Heising-Simons Postdoctoral fellow @Yale | supporter of Latinx in science | he/theyScientists Who Lift @ScientistsLift
4K Followers 844 Following A place where all scientists can connect about exercise and science but with my face Podcast: At The Bench IG/FB/YouTube: Scientists Who Lift #scientistswholiftDaniel Litt @littmath
37K Followers 871 Following Assistant professor (of mathematics) at the University of Toronto. Algebraic geometry, number theory, forever distracted and confused, etc. He/him.Rowan Kuminski @RowanKuminski
1K Followers 2K Following They/them // PhD student - seabird metapopulation dynamics // Diversity and LGBTQ+ representation in STEM and birding 🏳️⚧️🏳️🌈 Posts about @UoABioSciKat Volk @kat_volk
2K Followers 785 Following planetary scientist and cat enthusiast @[email protected] https://t.co/GLMqWUKglMTeresa Valdivia-Mena @terevaldivia_m
151 Followers 179 Following Astronomy PhD student @ MPI for Extraterrestrial Physics 🇨🇱, tweets in ENG/ESP. Relatable science memes. sometimes.Alia Wofford @alia_wofford
114 Followers 60 FollowingTova Holmes @tovaholmes
256 Followers 162 Following Physicist / Asst. Prof. at University of TennesseeJarle Breivik (MD, Ph.. @jarlebreivik
809 Followers 911 Following Prof. of Med. @UniOslo interested in life, death, and everything in between. The author of #Making_Sense_of_Cancer. Follows back real people.Kainaat Studios @KainaatStudios
33 Followers 42 Following Building Curiosity Through Astronomy - Creating Original Astronomy Content in Urdu & English for Global South & the World.Nisse Greenberg @nisse_greenberg
54 Followers 3 Following Human. Male. Frequently confused by my feelings.Dr. Robin Newhouse @RobinNewhouse
162 Followers 397 Following PhD in smashing particles together as hard as I can. @UBC alumni with @CERN's @ATLASexperiment. Now a software engineer @AWS. Living in Vancouver, Canada 🇨🇦Aspen Center for Phys.. @AspenPhysics
2K Followers 180 Following Advancing our fundamental understanding of the UniverseThe Aspen Center @aspencenter
16 Followers 7 Following We are a multidisciplinary private practice that offers mental health and substance abuse services to the communities of Southern California.Daniel Hoy @DanJHoy1
847 Followers 2K Following Retired. Now enjoying space/space exploration as a NASA/JPL Solar System Ambassador volunteer. Opinions are mine. Other passions - family, travel, cooking, etc.Muon Collider @MuonCollider
1K Followers 70 Following official enough account for a future muon collider. Follow for muon collider updates, facts & discussion https://t.co/v96F6CEHXCMaria Vincent @themariavincent
457 Followers 267 Following Astronomy PhD candidate @UHIfA | Studies spacey-wacey, dusty-rocky stuff & the tools that image them | Caffeinated, chocaholic raconteur from #dubai | @ucla '20Lucas Macri @ProfMacri
208 Followers 143 Following Project Director, US Extremely Large Telescope Program at NSF’s NOIRLab. Views are my own.📡Patricio Gallardo.. @pato_gallardo_
125 Followers 769 Following 🎓KICP Fellow at U Chicago 🎓PhD in Physics, Cornell University 📡Observational Cosmologist 🔭Optical Designer, 🐍Pythonist, 🤓Zemaxist.IAP @astroIAP
3K Followers 151 Following Institut d'astrophysique de Paris (#SorbonneUniversité, #CNRS) Officiel https://t.co/O1Z8cI3o4RHakim Atek @dyonysos
342 Followers 200 Following Astronomer at Institut d'astrophysique de Paris (CNRS/Sorbonne Université)Eric @EricsElectrons
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323 Followers 559 Following Physical cosmologist at Leinweber Center for Theoretical Physics, Uni of Michigan. Keyboard and cuesport enthusiastDr. Lindsay ⊙ @stellarmorticia
421 Followers 560 Following Stellar Mortician | IEEE Fellow @senatorhick | @idahodarksky Astronomer in Residence | occult eschatologist | @astrobites |@IDADarkSky Space EnvironmentalistAndrew LaSane @laptop_lasane
3K Followers 1K Following Artist/human/sometimes writer 🙃 Machine wash inside out Formerly: Big Think, Mental Floss, Complex, INSIDER, ThisisColossal, etc.Lanlan Qiu ❤️ @qiu_lanlan
134 Followers 928 Following MSc student at SYSU researching galaxy clusters, cosmology, and machine learning. Lovers of anime, pop music, and sports. BSc at NKU.Jesús Gallego (UCM) @peleonk
316 Followers 187 Following Catedrático Astrofísica @Unicomplutense Instrumentación astronómica. @Fisicas_UCM. Instituto @IPARCOS_UCM. Astronomía en la Prehistoria.David Gwynn @GwynnDavid
143 Followers 304 Following Dad, Grandad, Great Grandad,Physicist, amateur astronomer, ex royal engineer, retired teacher, STEM ambassador. FRAS.Meghan Bartels @meghanbartels
5K Followers 3K Following Science journalist @sciam (tweets are my fault) | @WGAEast member | #SHERP34, @Georgetown alumna | books/old stuff nerd, caffeine fan, cat lady, she/herAndrea Luck @andrluck
2K Followers 1K Following Space voyager 🛰️🪐 on a mission to flip our local perspective by processing space images 💻 (He/Him) - Also @ https://t.co/pvpwc3ikVNDr. Labani Mallick @lmallick_astro
493 Followers 310 Following @CITA_ICAT National Fellow of @UofT hosted at @umanitoba. @LIGO FTE! Formerly @caltech, IIAP, @penn_state, @IUCAAstro. BS/MS from the University of Calcutta.AAS High Energy @AAS_HEAD
781 Followers 37 Following Official account of the American Astronomical Society's High Energy Astrophysics Division.Truth Magnum of The O.. @TruthMagnum
11K Followers 5K Following 1/2 of The O U T R U N N E R S w/ @turbofloyd_ Yacht Rock EnthusiastDr Laurence Datrier @ASleepyWanderer
3K Followers 936 Following PhD from University of Glasgow | Multi-messenger astronomy | GW cosmology | LIGO calibration | Stereotypical nerd | Occasional artist (she/her)@StartsWithABang @MattStrassler Oh I see, I was really thinking that even though I know what I'm writing about, it will be hard for me to explain things in a foreign language. I will keep it as simple as I can. Thank you for your answer professor and sorry I just noticed that I asked using my other account.
Each of these bunches contain >100 billion protons. The peak luminosity is 2x10^34 cm2/s, which is *double* the LHC design!
This is what maximal #LHC performance looks like: back-to-back lumi-levelled fills with 2352 bunches in the ring 👌 op-webtools.web.cern.ch/vistar/
#NASAWebb captured the top of iconic Horsehead Nebula in unprecedented detail, with a new view that focuses on the illuminated edge of the nebula’s distinctive structure. (1/5) 🧵
Now that it's official: I've been awarded the Simons Emmy Noether Postdoctoral Fellowship at @Perimeter, where I'll spend three months working with @AstroKatie! I'm thrilled!! 😁 perimeterinstitute.ca/news/meet-2024…
I'm delighted to announce that I've been awarded an Emmy Noether fellowship at Perimeter Institute! Over the next two years, I'll have the privilege of making lengthy visits to PI. This is remarkable opportunity for my professional development and growth as a researcher! 😀🥳
Meet seven remarkable early-career physicists whose fresh perspectives and enthusiasm we’re excited to have at Perimeter Institute in the coming year! Learn more about the 2024 Emmy Noether Visiting Postdoctoral Fellows: hubs.ly/Q02v9Dg-0
I was just notified of my promotion to Associate Research Professor here at the University of Arizona. It's career-track, but as a first-generation college student who couldn't get into college out of high school, worked at a mall, and went to community college, this feels good.
Very happy to be joining @voyagerspace_ this summer as an aerospace engineering intern! 🚀
We're excited to welcome @AstronautAbby and Ryann Hee to team Voyager through @mattfellowship! Learn more about what drew them both to commercial space, and their plans for their summer at Voyager on our blog: voyagerspace.com/insights/voyag…
Congratulations to Julianne Dalcanton (@dalcantonJD) on being elected as a member of the 2024 class of the American Academy of Arts & Sciences! Julianne is the director of the @FlatironInst Center for Computational Astrophysics. @americanacad #FlatironCCA simonsfoundation.org/2024/04/24/cca…
The Drake Equation shouldn't be used to estimate the amount of intelligent life. "The Drake equation, when it was put forth, made an assumption... that we now know is untrue: It assumed that the Universe was eternal and static in time." - @StartsWithABang realclearscience.com/2024/04/24/the…
Now we have an @NASARoman primer on how to point space telescopes!
🎶 You spin one wheel in, you turn the next wheel out, you pivot another wheel upside down, and you turn Roman all about 🎶 Roman's eight reaction wheels will rotate the spacecraft with great precision to point at specific areas of the sky. Progress: go.nasa.gov/3xOq0br
Given the information publicly available, if lighter mass of this source were ~ 1.4 solar masses (so typically neutron star), the heavier object may be ~ 2.7 solar masses, putting it again in the 'mass gap', just like the recently announced GW230529. Very interesting candidate!
Potential electromagnetic counterpart to #S240422ed detected with Magellan's Clay telescope?? GCN: gcn.nasa.gov/circulars/36267 (for context, see x.com/cplberry/statu…)
🚨 An exciting one! #GravitationalWave candidate #S240422ed If real, the source is probably a neutron star–black hole (could have an electromagnetic counterpart) False alarm rate 1 in 10^5 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/36236 Rating 🍫🎱🥯 #O4IsHere
@StartsWithABang Nice to read! Hope all is fine with recovery and that you’ll be soon providing us with great stories 😁 Take care!
possible EM counterpart to S240422ed LIGO source which is possible NS-BH merger... m_i ~ 23 M_i ~ -14 z ~ 0.049 -> d ~ 213 Mpc IF associated with nearby (in projection) galaxy => L_bol ~ 10^40 - kilonova range... 🤞🌟💣 h/t @duetosymmetry gcn.nasa.gov/circulars/36267
@StartsWithABang I mean, fair. That was a perplexing call from Nurse.
What good is replay if you don’t address these things in the moment? Such BS.
NBA admits that Tyrese Maxey was fouled twice with under 30 seconds last night and the referees incorrectly did not call the fouls on the Knicks
Hi, I'm DN Lee! I'm a Biology Professor. My research squad & I study the natural history, behavior & ecology of nuisance rodents over environmental gradients Happy #BlackInEnvironWeek! #BlackEnvironRollCall @BlackInEnviron
Exciting news for cosmos enthusiasts! @johngreen, author of "The Fault in Our Stars," teams up with Hawking Chair in Cosmology and Science Communication @AstroKatie for a podcast series exploring the vast corners of our universe. Learn more: hubs.ly/Q02tD1ws0