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Archive for the ‘try this at home’ Category

For anyone curious about the process of managing a LaTeX document with the Subversion (SVN) version control system, I have to highly recommend it. Now that my dissertation is officially finished, I have a bit of time to explain the process I used to back-up, archive, and otherwise manage the beast.

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Slightly off-topic, and yet relevant to anyone facing the same dilemma: Now that I’ve baby-proofed all of my outlets… how do I plug something in?
If you have already separated a nail, or two, or generally jambed-up your fingers trying to remove one of these things, then you know what I mean. If not, then wait [...]

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I was thinking back over an analogy I had used in a talk years ago, and I wanted to update it with some better references, and the math to show I’m not insane. I was trying to describe how weak a single photon is, I used an off-the-cuff analogy of a bb pellet hitting a [...]

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Brain Test

Finally checked in on a friend’s blog and found an amazingly accurate brain profiler. Without further ado, my results:
Your Brain Usage Profile:
Auditory : 50%
Visual : 50%
Left : 47%
Right : 52%
Full summary below the fold…

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Puzzling again

The Lunchtime! crowd is at it again with another puzzler/brain teaser/new-age company interview question about marbles and stairs. Spoilers included in the comments so only read the initial post if you actually want to puzzle over it.

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What started as a pretty informal online chat about an old riddle has led to several risky video-experiments and an even shakier theoretical analysis. I find the discussion to be a good example of how physics tends to be more about choosing your simplifying assumptions than about answering real-world questions. It’s also good for a [...]

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