The history of Earth is written on the great tablets of tectonic plates. The motions of plates shaped land masses, formed ...

The molten exoplanet, larger than sub-Neptune, could be a new class of planet.

A new study focuses on krypton gas in the hopes of understanding how ancient coastlines and landscapes change in Earth’s past.

The history of Earth's continents might be different from what we first thought. The most popular theory of how the continents formed billions of years ago may not be right, according to a paper in ...

Scientists widely agree that an ancient planet likely smashed into Earth as it was forming billions of years ago, spewing debris that coalesced into the moon that decorates our night sky today. The ...

Imagine a time when the blue planet looked nothing like it does today. A time when the oceans were frozen over, the continents were locked in a thick .

Over four millennia ago, in the final days of the Akkadian Empire in Mesopotamia, a drought swept over the region, afflicting lands as far away as Greece and what’s now Pakistan. Probably driven by ...