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4gravitons.com
| | profmattstrassler.com
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| | No theoretical physicist is surprised by the news that anti-atoms, just like ordinary atoms, fall down under the Earth's gravity. Here's why.
| | profmattstrassler.com
12.9 parsecs away

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| | There's been a lot of chatter lately about a claim that charm quarks are found in protons. The evidence is by no means entirely convincing yet, but it might be sort of true. But it sounds confusing. A charm quark has a larger mass than a proton does! Hmm. Well, here's a related question: what...
| | markusmeister.com
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| | I much enjoyed this book: "Models of the mind" by Grace Lindsay, an account of the uses of theory and mathematics in brain science. The book addresses the general reader, equations are mostly relegated to an appendix, and there are copious citations of technical literature as well. Obviously, conveying mathematics without equations is a challenge,...
| | drossbucket.com
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| > Anybody who's not bothered by Bell's theorem has to have rocks in his head. - 'A distinguished Princeton physicist', as told to David Mermin This post is a long, idiosyncratic discussion of the Bell inequalities in quantum physics. There are plenty of good introductions already, so this is a bit of a weird thing...