Earth's magnetic north pole is moving too fast for experts to keep up. Now scientists might know why.
In the Hollywood blockbuster "The Core," the planet's core suddenly stops rotating, causing Earth's magnetic field to collapse. Then bursts of deadly microwaves cook the Colosseum and melt the Golden Bridge.
Humans are about to see the first photo of a 'supermassive' black hole. Here's what we hope to discover.
The heart of every major galaxy is said to contain a supermassive black hole — a place where anything, including light, can be devoured to the point of no return. For years, scientists have struggled capture