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Not Even Wrong

Last Build Date: Fri, 23 Mar 2018 12:01:46 +0000


What is Real?

Thu, 22 Mar 2018 23:56:05 +0000

There’s a new popular book out this week about the interpretation of quantum mechanics, Adam Becker’s What is Real?: The Unfinished Quest for the Meaning of Quantum Physics. Ever since my high school days, the topic of quantum mechanics and … Continue reading

This Week’s Hype

Wed, 21 Mar 2018 00:34:35 +0000

Many thanks to Sabine Hossenfelder for her efforts to debunk the attempt to use Hawking’s death as a platform for multiverse hype. See her posting at Backreaction for a good explanation of what is going on here. To summarize the … Continue reading

Abel Prize to Langlands

Tue, 20 Mar 2018 15:11:34 +0000

The 2018 Abel Prize has been awarded to Robert Langlands, an excellent choice. The so-called “Langlands program” has been a huge influence on modern mathematics, providing deep insight into the structure of number theory while linking together disparate fields of … Continue reading

Stephen Hawking 1942-2018

Wed, 14 Mar 2018 17:24:21 +0000

Front-page on every news source today is the sad report that Stephen Hawking died yesterday at the age of 76. For the best description of his scientific accomplishments, I recommend the obituary in the Guardian written by his sometime collaborator … Continue reading

Recent Developments in Constructive Field Theory

Tue, 13 Mar 2018 14:36:09 +0000

This week there’s a mini-workshop here at Columbia organized by the probabilists, on Recent Developments in Constructive Field Theory. I’ll be attending some of the talks, will write more here if I can come up with something constructive to say. … Continue reading

Presumptuous Blogging

Mon, 12 Mar 2018 20:07:00 +0000

John Horgan at Scientific American today has an interview with Martin Rees in which Rees says: It’s presumptuous (as some people like Woit and Smolin have done) to deride the way some manifestly brilliant people choose to dedicate their scientific … Continue reading

Rochester Colloquium Talk

Tue, 06 Mar 2018 23:51:16 +0000

I’m heading up to Rochester this evening, will give a colloquium talk there in the physics department on Wednesday at 3:45. I’ll put up a link to the slides after the talk, for now, here’s the abstract: Particle theory: a … Continue reading

Applied Group Theory

Mon, 26 Feb 2018 20:31:31 +0000

I just noticed that Greg Moore has been teaching a wonderful course in recent years with the misleadingly bland title of Applied Group Theory. His choice of the topics he wants to cover given here is an excellent one and … Continue reading

Various and Sundry

Fri, 09 Feb 2018 16:33:43 +0000

I recently spent some time looking at old postings on this blog, partly because of writing this blog entry, partly because Gil Kalai got me a copy of his book Gina Says. For a moment I thought this would be … Continue reading

Muon g-2 Anomaly Gone?

Thu, 01 Feb 2018 16:43:40 +0000

I just learned some interesting news from Tommaso Dorigo’s blog. Go there for more details, but the news is the claim in these three papers that, accounting for GR effects on the precision measurement of the muon anomalous magnetic moment, … Continue reading