Geologists have long suspected that Earth's temperature dropped dramatically during this time, resulting in a frigid ...

The study, led by the University of Colorado Boulder, is a coup for proponents of a long-standing theory known as Snowball ...

Virginia Tech’s study traces early eukaryotic evolution, highlighting life’s diversification since 2 billion years ago.

Snowball Earth defines periods of our planet's history when ice spanned the globe, even reaching the equator. The planetary-scale freeze is thought to have been driven by ice sheet expansion ...

If all the world's a stage and all the species merely players, then their exits and entrances can be found in the rock record ...

(THE CONVERSATION) Around 700 million years ago, the Earth cooled so much that scientists believe massive ice sheets encased the entire planet like a giant snowball. This global deep freeze ...

The study, led by CU Boulder, is a coup for proponents of a long-standing theory known as Snowball Earth. It posits that from about 720 to 635 million years ago, and for reasons that are still unclear ...

Fossilized skeletons and shells clearly show how evolution and extinction unfolded over the past half a billion years, but a new analysis extends the chart of life to nearly 2 billion years ago. The ...

This global deep freeze, known as Snowball Earth, endured for tens of millions of years. Advertisement Article continues below this ad Yet, miraculously, early life not only held on, but thrived.

#NewsCONeeds Around 700 million years ago, the Earth cooled so much that scientists believe massive ice sheets encased the entire planet like a giant snowball. This global deep freeze, known as ...