Black Holes On A Desktop

From The Economist:

Sound may offer a better way than light to test Stephen Hawking’s prediction that black holes emit radiation.

WHEN the Large Hadron Collider, a giant particle accelerator near Geneva, was switched on last September, the press was full of scare stories about the risk of it producing a tiny black hole that would, despite its minuscule size, quickly swallow the Earth. In fact, the first test runs could never have made such an object. And, just over a week later, the LHC broke and has not yet been repaired. But it is true that one of the things its operators would like to create, if and when they get it going again, are miniature versions of those fabled astronomical objects whose intense gravity means no light can escape them.

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