Two supermassive black holes could collide 100 years from now – and Earth will feel it

Two large dark holes appear close together against a glowing red cosmic background.

Future and its syndication partners may earn a commission when you buy through links in our articles. A diagram showing two black holes starting to collide. |Credit: MARK GARLICK/SCIENCE PHOTO LIBRARY, Getty Images Astronomers may have discovered a pair of extreme light-spewing black holes spiraling toward a giant collision. Its effects may be felt in … Read more