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 ...

LIGO expected to detect more binary black hole mergers

The Laser Interferometer Gravitational-wave Observatory (LIGO) broke the news almost one year ago about the first-ever direct observation of gravitational waves. Now, LIGO scientists hope that this year could yield even more ...

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