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Items: Physics, astronomy, space, math, illusion

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Buncha cool stuff here, including some videos and music, on various geeky topics.

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Regarding the "optical pulse" that goes faster than light, Greg Egan has a Java applet that provides a visual explanation of this phenomenon here.


Maybe it was user error, but I downloaded the sun screen saver and it made my computer very sluggish...and caused a bunch of very odd error messages.

Re-booting took care of most of the problems and removing it from my screen saver list took care of the rest.


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