News tagged with collapse

Black hole pair born inside a dying star?

Far from earth, two black holes orbit around each other, propagating waves that bend time and space. The existence of such waves—gravitational waves—was first predicted by Albert Einstein over a century ago on the basis ...

dateDec 19, 2017 in Astronomy
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Piercing the mystery of the cosmic origins of gold

Where does gold, the precious metal coveted by mortals through the ages, come from? How, where and when was it produced? Last August, a single astrophysical observation finally gave us the key to answer these questions. The ...

dateDec 18, 2017 in Astronomy
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