The co-founder of America's biggest predictions market on the 'wisdom of the crowd', political polarisation — and the company ...

Astronomers have uncovered what looks like the sharpest evidence so far that a dense clump of dark matter is lurking surprisingly close to the Sun. By treating rapidly spinning stellar corpses as ...

Ripples in space-time from a pair of merging black holes have been recorded in unprecedented detail, enabling physicists to test predictions of general relativity ...