While the mathematics of the equation are complicated ... A few years ago, the first gravitational waves were detected — emitted from the collision of two Black Holes. This year, the Event ...

General relativity’s equations fail catastrophically at a black hole’s centre ... In 2015, when we detected gravitational waves for the first time, the observed ripples in space-time matched ...

For half a century, astrophysicists have been trying to solve the Black Hole Information Paradox—first explained by Stephen Hawking in 1976—which posits that black holes destroy information. That ...