Tag Archives: physics

Paperback!

The 1st floor table at Barnes and Noble in Rittenhouse, yesterday. Exciting news! The Universe in the Rearview Mirror is out in paperback as of yesterday! There will be a bunch of new interviews and columns, beginning today with a … Continue reading

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Ask a Physicist is back, baby!

After an unacceptably long hiatus, I’m back with new “Ask a Physicist” columns over at io9. Today, I have a piece up about PeV neutrinos, and tomorrow I’ll be doing one on Emmy Noether. Thereafter, I’ll be posting a bit … Continue reading

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What should a physics major know?

It’s summer. In academia, it’s a time to get some real research done, take a little R&R with ones family, perhaps wait in breathless anticipation of the paperback release of ones book, and most relevant to today’s discussion, to think … Continue reading

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Best. Class. Ever.

Credit: me. A simple 1-d simulation of a complex scalar field in an electric field. You’ll find this more instructive after you’ve read the lecture notes. Click on the link if it doesn’t auto play in your browser. This term, … Continue reading

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Does it make sense?

A question from a reader: My dad always told me, after finishing a math problem for homework, ‘look at the answer and ask your self ‘does this answer make sense’” So, my question is: do the answers we get from … Continue reading

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A Technical Post – On more than 3 dimensions

I’ve made the occasional passing comment about how fortunate we are to live in a 3-dimensional universe. In an old ““Ask a Physicist” column (in a precursor to a fairly important discussion in my new book) I dropped a little … Continue reading

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I get mail: Dark Energy, The Expanding Universe, and Noether’s Theorem

You know I love getting mail. I like getting questions, brain-teasers, compliments, or in rare cases, all three. Not every question is right for my “Ask a Physicist” column over at io9, either because it’s a bit too specific or … Continue reading

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Blastoff!

Good news, everyone! I was on the Professor Blastoff Podcast this week talking about “The Universe” (which may win the prize for best episode name) with Tig, David and Kyle. We talk about time travel, symmetry, antimatter (and Uncley matter, … Continue reading

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Higgs!

Francois Englert and Peter Higgs In a move that surprised almost no one in the physics community, the Nobel Prize in Physics was awarded this morning to Fran├žois Englert and Peter W. Higgs “for the theoretical discovery of a mechanism … Continue reading

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Talks at Google

Hi. Would you like to see me give a talk on symmetry? Of course you would. Here’s a professionally produced video of my presentation to the good folks at Google entitled, “Why Symmetry Matters.” Enjoy! -Dave ps I also had … Continue reading

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