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[youtube=http://www.youtube.com/watch?feature=player_embedded&v=uu7jA8EHi_0] Understanding relativity is hard but playing games is easy. What’s a physicist to do ...

“The one sentence statement of general relativity is that ‘gravity is the curvature of spacetime,’” explains Dr. Sean Carroll, assistant professor of physics at the University of Chicago. “Really, the ...

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THE author has an idea: 16 to 18-year-olds should be taught special relativity at school. Most students learn it only if they take physics at university: the theory is considered too ...

Einstein’s theories of relativity propose that forward time travel is theoretically feasible by nearing light speeds, but backward time travel presents more challenges. Theoretical models like ...