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“

• FINALLY: A Proof that Particles Take All Paths At ... on Sep 24, 2026
  Eighty years ago Richard Feynman said that a quantum particle takes every possible path at the same time. A team of physicists in China now says they ...
• AI Could Be Conscious During Training, Not When Yo... on Sep 22, 2026
  There are new rumours that today's AI might be conscious, and this time it's not just talk. Anthropic says it found a hidden part of Claude ...
• Degrowthers are Dangerous on Sep 21, 2026
  The Guardian recently ran a piece by a group of economists, one of them a Nobel laureate, arguing that economic growth is a doomed strategy. I went an...

Peter Woit’s “Not Even Wrong“

• Some HEP-TH News on Sep 25, 2026
  In a previous posting, I’d noted that the number of arXiv hep-th preprints/month was significantly higher recently, clearly due to LLM use, but ...
• A Modest Proposal on Sep 9, 2026
  The announcement yesterday by OpenAI of a solution to the Millennium Prize Navier-Stokes problem has been causing a great deal of discussion among mat...
• The Situation at Columbia XXXVII on Sep 8, 2026
  Ever since a new Columbia president (Jennifer Mnookin) was appointed by the trustees back in January, many have been wondering if she would do anythin...

n-Category Café

• Binomial Coefficient Coincidences on Sep 24, 2026
  These seven equations between binomial coefficients are 'coincidences': they aren't among the four known infinite families of such equa...
• The E6 Root Polytope on Sep 8, 2026
  Counting and visualizing the faces of the E6 root polytope.
• 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.

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“

• The NSF memo - why is it so concerning to many? on Sep 18, 2026
  Last week the NSF issued a new memorandum describing the changes that they plan to make in agency programs and operations to implement the Golden Age ...
• Science communication - importance, insights on Sep 13, 2026
  This past week we launched SCOPE, a new center for science communication and public engagement.  We marked the occasion with a fun symposium, as ...
• Negative thermal expansion on Sep 7, 2026
  Some interesting science results recently, but I wanted to talk about one a little off the beaten path.  Most people have some exposure to the co...

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 ...