An asteroid struck Mars 11 million years ago and sent pieces of the red planet hurtling through space. One of these chunks of ...

We have an extremely incomplete picture of what these snowball periods looked like, and Antarctic terrain provides different ...

Ever since the term “Snowball Earth” was first proposed in a 1992 paper, it has prompted substantial debate among scientists.

This study presents the first physical evidence that Snowball Earth reached the heart of continents at the equator.' ...

Around 700 million years ago, the Earth cooled so much that scientists believe massive ice sheets encased the entire planet ...

Instead, we think the water came from the melting of nearby subsurface ice called permafrost, and that the permafrost melting ...

Imagine a world where continents are fused into one massive landmass, and life as we know it is on the brink of ...

But to find that complexity, we must take the lessons of the boring billion to heart. Planets are not just a stage on which ...

Further in a million or so years, the sun will become much hotter and brighter, emitting more energy to Earth. Last but not the least, the increased volcanic activity implies that more CO2 will be ...

Beneath the waves of the South Pacific lies Zealandia, a submerged landmass spanning nearly two million square miles. Often ...

A team of scientists has found evidence of liquid water on Mars from 742 million years ago in a Martian meteorite known as ...