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Astronomers have detected a collision between two black holes in unprecedented detail, offering the clearest view yet into the nature of these cosmic oddities and confirming long-held predictions made ...

The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or mathematician to tell you about fascinating ideas from their corner of the ...

A gargantuan black hole hiding in a galaxy 5 billion light years away is the most massive that has been directly measured, more than 10,000 times as massive as the supermassive black hole at the ...

WASHINGTON, Aug 14 (Reuters) - Astronomers have observed the calamitous result of a star that picked the wrong dance partner. They have documented what appears to be a new type of supernova, as ...