Strange cone-shaped rocks led scientists to the hidden remains of one of Earth’s oldest asteroid impacts. It could help us find fossil life on Mars.

Scientists thought this crater in Australia was the world’s oldest – but an independent analysis shows they might be off by ...

Chemical fingerprints from volcanic rock offer hints of what’s happening in the mantle below the area where three rift zones ...

Rocks from the Hadean Eon, the first period in the geological timescale, have been dated in Québec. These are some of the ...