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Mark Eichenlaub earned this badge 7 times |
apr 1 at 1:31
Why there's a whirl when you drain the bathtub?
jan 19 at 14:43
An example which contradict to Newton's 3rd law?
jan 17 at 21:36
How do I develop an intuitive model of spacetime?
oct 17 '11 at 2:11
Why is moonlight less colourful than yellow light?
aug 6 '11 at 8:21
Can pockets of air exist underwater?
dec 1 '10 at 15:17
How efficient is an electric heater?
nov 6 '10 at 17:58
Fourier transformation in nature/natural physics?