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Keenan Pepper earned this badge 6 times
jul 16 '12 at 17:51What future technologies does particle physics and string theory promise?
may 20 '11 at 21:48Why do power lines sag when they are heated up?
apr 8 '11 at 22:16How does gravity escape a black hole?
feb 12 '11 at 19:23Why is the answer to this diffusion example unintuitive?
jan 3 '11 at 1:33Can a superconducting wire conduct unlimited current?