Researchers used zircons and AI to reconstruct Earth's ancient crust, revealing possible tectonic processes from the planet's ...

This reality means that even a broken iPhone or tablet is still a valuable store of the REEs already collected inside it. ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...