In the early morning of June 30, 1908, a massive explosion flattened entire forests in a remote region of Eastern Siberia along the Tunguska River. Curiously, the explosion left no crater, creating a ...

CHICAGO -- The chances of an asteroid striking Earth within the next decade has more than doubled in a matter of weeks, according to NASA astronomers. The asteroid, discovered just after Christmas and ...

A terrifying interactive map reveals exactly what will happen if the 'city-destroying' asteroid hits some of the world's most populated areas in 2032. And it suggests that this deadly space rock has ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. It’s officially Asteroid Day on Monday, June 30, when ...