A rare kind of meteorite known as enstatite chondrite resembles Earth's composition roughly 4.5 billion years ago. The key to their counterargument resides in a rare type of space rock called ...

With an abundant supply of liquid water, Earth is one of the few places in the universe where life can develop and flourish. But scientists have long wondered where exactly all of our life-giving ...

Researchers have helped overturn the popular theory that water on Earth originated from asteroids bombarding its surface; Scientists have analyzed a meteorite analogous to the early Earth to ...