For the first time ever, astrophysicists have reliably measured the spinning speed of a supermassive black hole. Let's just say words like "blistering," "breakneck" and "blinding" still manage to come up short.
Black holes have a well-deserved reputation for being cosmic destroyers, ripping apart anything that comes into contact with their intense gravitational forces. But a radical new theory says advanced intelligent life could live on planets inside black holes.
The supermassive black hole at the heart of the neighboring galaxy M87 has the mass of 6.6 billion suns. It's the biggest black hole to be precisely measured, and it's us our best shot at really seeing these strange objects.
Why do so many bad movies have one good scene each? All of a sudden, the awfulness goes away, and the movie starts living up to its potential. The performances click, the action is exciting. Here are 20-odd examples.