'Perhaps there were some important climactic changes, or maybe even some important mutations' You can save this article by registering for free here. Or sign-in if you have an account. When massive ...

A recently exploded star relatively near the solar system is raining radioactive metal down on earth, according to a new study published Thursday. Specifically, researchers found the radioactive ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...

An exploding star may have sent cosmic shrapnel flying to hit Earth 10 million years ago, and astronomers have now narrowed down the most likely culprits behind this interstellar incident. Earlier ...

CAPE CANAVERAL, FLA.—The world is safe — at least from one asteroid. A 46-metre cosmic rock hurtled safely past Earth on Friday.