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Ben Crowell earned this badge 7 times |
may 15 at 2:30
Is it 11% hotter today than it was yesterday?
apr 22 at 9:44
Classical results proved using quantum mechanics
sep 11 '11 at 18:45
The Pioneer anomaly finally explained?
aug 12 '11 at 1:22
If photons have no mass, how can they have momentum?
