Meteor showers are the product of comets or asteroids dropping debris on their orbit. Once these debris streams cross the Earth, they burn up in the atmosphere, creating the shooting stars that we ...

More than a decade after mysterious holes were first discovered in the permafrost of Western Siberia, scientists are still putting forward new theories – from gas explosions to meteor impacts – on how ...

More such craters could be hiding in plain sight as they can quickly fill up with water and dirt, researchers say ...

The risk of a cosmic body striking Earth—or exploding in the sky—may be higher in 2032 and 2036, researchers have cautioned.