by Joe Palca
Jan 31, 2014 (Morning Edition) — Magnets have a north pole, and a south pole. But electromagnetic theory says there should be a bit of matter that is unipolar, that is either north or south pole, but not both. So far the search for the real magnetic monopole has been fruitless, but now physicists at Amherst college have created a synthetic magnetic monopole, something that provides hope that the search for the real thing will ultimately succeed.
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