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- Planck Speaks: Bad News for Primordial Gravitational Waves?
- How Much Cosmic Inflation Probably Occurred?
- Cosmological Attractors
- Norms for Respectful Classroom/Seminar Discussion
- Troublesome Speech and the UIUC Boycott
- Should Scientific Progress Affect Religious Beliefs?
- Effective Field Theory MOOC from MIT
- Single Superfield Inflation: The Trailer
- Edward: Cheng, Huang and Wang got the new upper bound on r (r<0.083) in 1409.7025...
- Cosmosis: A lot of the discussion here is focused on the question of whether there is...
- John Barrett: @JohnD Other experiments that have been set up for finding gravitational...
- bostontola: Let’s hope SPIDER gets aloft in December and is successfully...
- Patriiiiiiiii: Sean, thank you for the awesome articles, your website is always a...
- Simon DeDeo: In my “Research Methods” class (http://bit.ly/iu399) we began...
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The Particle at the End of the Universe: How the Hunt for the Higgs Boson Leads Us to the Edge of a New World From Eternity to Here: The Quest for the Ultimate Theory of Time Spacetime and Geometry: An Introduction to General Relativity Mysteries of Modern Physics -- Time (The Great Courses) Dark Matter and Dark Energy (The Great Courses)
Category Archives: Personal
I have been a crappy blogger, and I blame real life for getting in the way. (No, that’s not the meaning of life.) I keep meaning to say something more substantial about the BICEP2 controversy — in the meantime check … Continue reading
Update: This request received an amazing response! I had to make a tough choice, but I’ve picked someone to do the paid work of making a careful outline and suggesting possible excerpts. Thanks for everyone who sent a query. Following … Continue reading
Running around these days, doing some linear combination of actual work and talking about things. (Sometimes the talking leads to actual work, so it’s not a total loss.) If you happen to be in a sciencey kind of mood when … Continue reading
Almost forgot again — the leap-year thing always gets me. But I’ve now officially been blogging for ten years. Over 2,000 posts, generating over 57,000 comments. I don’t have accurate stats because I’ve moved around a bit, but on the … Continue reading
Where you will find a welcoming Ronald MacDonald, a monk checking his iPhone, and a stone temple guardian in a top hat: That’s all for now. Probably radio silence until I get back next week.
Last week I participated in a dialogue with Princeton philosopher Hans Halvorson, sponsored by the Veritas Forum here at Caltech. We were talking about “physics and philosophy,” but the primary issue was theism and naturalism — Hans’s research specialty is … Continue reading
Book release day! Not by me — I’ve gone on quasi-hiatus from book-writing, and for that matter from blogging, while I am happily getting some actual science done. But the brilliant and talented Jennifer Ouellette has come out with her … Continue reading
Nelson Mandela was a complicated person. He was no pushover; he was an activist, a revolutionary, someone who got things done and wasn’t afraid to break a few eggs when necessary. But his greatest contribution wasn’t the overthrow of apartheid … Continue reading
Greetings from Paris, where we just arrived from London via the technological miracle of the Chunnel. I was in London in part to take place in the award ceremony for the Royal Society Winton Prize for science books. Which, to … Continue reading