E = mc²
Posted on October 8, 2005 Comments (1)
That Famous Equation and You by Brian Greene
Over the last couple of decades, this less familiar reading of Einstein’s equation has helped physicists explain why everything ever encountered has the mass that it does. Experiments have shown that the subatomic particles making up matter have almost no mass of their own. But because of their motions and interactions inside of atoms, these particles contain substantial energy – and it’s this energy that gives matter its heft. Take away Einstein’s equation, and matter loses its mass. You can’t get much more pervasive than that.
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June 2nd, 2008 @ 12:41 am
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