April 30, 2013

Why Light Speed Isn't the Cosmic Speed Limit

Ethan Siegel, Starts with a Bang!


AP Photo

If you’ve been around the block once or twice, you know that the speed of light in a vacuum — 299,792,458 meters-per-second — is the absolute maximum speed that any form of energy in the Universe can travel at. In shorthand, this speed is known as c to physicists.

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TAGGED: Light Speed, Cosmic Microwave Background Radiation

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