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Without faster than light barely a sci-fi movie would be conceivable. But could the warp drive from "Star Trek" actually work? Researchers doubt this: According to their calculations, would Captain Kirk’s "Enterprise" Fry visited every planet with radiation.

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An attempt to describe the visual environment of a single particle orbiting very near a black hole’s event horizon.

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The fact that all planets orbit the sun and the fact that mass of the sun is equivalent to 99% mass of our solar system doesn’t automatically means that the sun is stationary relative to the barycenter of our solar system.