All that said, the findings can’t confirm the terrestrial life theory beyond a doubt. There’s still a chance hydrogen-heavy ...

“I think we are finally witnessing evidence for a whole-Earth water cycle,” Jacobsen said. He believes this deep reservoir might help explain how so much liquid water ended up on our surface ...

Earth’s landmasses are holding onto a lot less water than they used to — and this loss is not just due to melting ice sheets. Terrestrial water storage, which includes water in underground ...

In December 2020 a 40-centimetre steel capsule parachuted to Earth, landing next to a bush in the remote Australian outback. Inside the capsule were rock samples from an ancient asteroid that ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Researchers say ...

A rare kind of meteorite known as enstatite chondrite resembles Earth's composition roughly 4.5 billion years ago. 35,705 people played the daily Crossword recently. Can you solve it faster than ...