Physics Blogs You Need to Be Reading

These are some of the best physics blogs, updated regularly, written by some of the top minds. The feeds are updated on page refresh, so bookmark this page and you’ll have a quick overview of all the blog’s latest entries each time you visit here.

We also asked our community advisors which physics blogs they recommended.

Sean Carroll’s “Preposterous Universe“

• Thanksgiving on Nov 27, 2025
   (Apologies for the ugly blog format. We had a bit of a crash, and are working to get the template back in working order.) This year we give thanks fo...
• George B. Field, 1929-2024 on Aug 5, 2024
  George Field, brilliant theoretical astrophysicist and truly great human being, passed away on the morning of July 31. He was my Ph.D. thesis advisor ...
• New Course: The Many Hidden Worlds of Quantum Mech... on Nov 27, 2023
  In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching Company): Dark Matter and Dark Energy, Mysteries o...

Sabine Hossenfelder’s “Backreaction“

• I Was Offered Money to Tell You AI Will Kill Us on Sep 5, 2026
  There is money in telling you AI will destroy humanity, and there is money in telling you it will improve your life. Both sides are quietly paying cre...
• This New Result Changes What We Know About The But... on Sep 3, 2026
  The butterfly effect is much stranger than most people think, and the famous line about a butterfly in Brazil isn't what Lorenz actually meant. A...
• Dark Matter Finally Detected? on Sep 2, 2026
  The dark matter search LUX-ZEPLIN has announced that they have made a detection that could be the first ever evidence for a dark matter particle. Just...

Peter Woit’s “Not Even Wrong“

• This Week’s Hype on Aug 26, 2026
  The Economist today reports that New theories and experiments should shine light on string theory. This is more of the promotional campaign for Cumrun...
• HEP-TH and AI on Aug 16, 2026
  I’ve been talking to people and seeing a lot of discussion about the effects of AI agents on math research, but haven’t found much serious...
• Requiem for a Field? on Jul 26, 2026
  Kevin Hartnett posted the following Friday: My profile of @Jacob_Tsimerman, published the morning he won the Fields Medal, and hours before he announc...

n-Category Café

• Three Generations in E7 on Aug 17, 2026
  How you can fit the Lie algebra of the Standard Model gauge group and its representation on three generations of fermions into the Lie algebra of E7.
• Octonions and the Standard Model (Part 15) on Jul 18, 2026
  John Baez, Endre Bokor and Latham Boyle have a new paper which gets at the Standard Model gauge group and its representation on one generation of ferm...
• Octonions and the Standard Model (Part 14) on Jun 13, 2026
  A new characterization of the Standard Model gauge group as the group of symmetries of an octonionic qutrit that restrict to act as unitary operators ...

Quantum Diaries

• The forgotten life of Einstein’s wife on Dec 22, 2016
  19 December was the 141th anniversary of the birth of Mileva Marić Einstein. But who remembers this brilliant scientist? While her husband, Albert Ein...
• La vie oubliée de la femme d’Einstein on Dec 22, 2016
  Le 19 décembre a marqué le 141ième anniversaire de naissance de Mileva Marić Einstein. Mais qui se souvient de cette brillante physicienne? Alors que ...
• Latest news from outer space on dark matter on Dec 16, 2016
  To celebrate the first five years of operation on board the International Space Station, Professor Sam Ting, the spokesperson for the Alpha Magnetic S...

Douglas Natelson’s “nanoscale views“

• NSF, spending, and the end of the fiscal year on Sep 5, 2026
  We are less than one month away from the end of the federal fiscal year, and traditionally there are internal deadlines for agencies to allocate their...
• Lab safety - seriously, be careful out there on Aug 29, 2026
  This past week was a genuinely horrific reminder of the importance of lab safety, especially in the realm of hazardous chemicals.  First, a ...
• Recent superconductivity results + open positions ... on Aug 22, 2026
  Much as I feel like I should write about the latest developments in US science policy, instead I want to point out two exciting recent superconductivi...

David Hogg’s “Hogg’s Research“

• number of exposures per visit? on Feb 15, 2026
  I wrote code this weekend to look at the question of how we should visit a star in the upcoming Terra Hunting Experiment. The current (straw-person) p...
• The LLMs, and why do we do astrophysics? on Feb 13, 2026
  Today my rant on LLMs and the practices of our field hit the arXiv. I was scared to post it, because it is such a weird contribution, and it is so rev...
• substellar objects (brown dwarfs) on Nov 21, 2025
  I spent the day at the NSBP / NSHP meeting in San José. My favorite session of the day was the morning astro session, which was entirely about brown d...

Jackson Clarke’s “syymmetries“

• Naturalness: A Pragmatist's Guide on Jun 25, 2017
  1. The long readI've been meaning to write a more comprehensive reflection on naturalness here for a while now, ever since penning a summary i...
• Warsaw Workshop on Non-Standard Dark Matter on Jun 5, 2016
  For the last few days I've been at the Warsaw Workshop on Non-Standard Dark Matter. It's been very enjoyable! Plenty of interesting ideas, c...
• Wrap-up on Apr 24, 2016
  Readers might have noticed that this blog has slowed down lately. The reason is that I am in a transition period at the moment, wherein I hope to: se...

Résonaances

• How large is the W mass anomaly on Apr 19, 2022
  Everything is larger in the US: cars, homes, food portions, people. The CDF collaboration from the now defunct Tevatron collider argues that this phen...
• Why is it when something happens it is ALWAYS you,... on Apr 8, 2021
  April 7, 2021 was like a good TV episode: high-speed action, plot twists, and a cliffhanger ending. We now know that the strength of the little magnet...
• April Fools'21: Trouble with g-2 on Apr 1, 2021
  On April 7, the g-2 experiment at Fermilab was supposed to reveal their new measurement of the magnetic moment of the muon.  *Was*, because ...