When a meteor streaks across the sky, it's not just beautiful. It's nature's way of delivering a time capsule to Earth.

An essential amino acid that is mistakenly believed to cause drowsiness after eating turkey has been found in an asteroid for the first time, giving scientists clues to the origin of life on Earth.

NASA's Perseverance rover spotted a possible space rock on the surface of Mars. The meteorite's nickname is 'Phippsaksla.' ...