Between 640 and 720 million years ago, the Earth was covered in ice, snagging it the modern nickname “Snowball Earth.” ...

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 ...

This was based on geochemical proxies that suggested that large amounts of mass erosion matched with the Snowball Earth period. "The new research verifies and advances the findings in the earlier ...

An curved arrow pointing right. Researchers at Harvard University are changing the way we think about Earth's largest glaciation event, "Snowball Earth." Find out how Earth's most chilling event ...

Researchers have uncovered physical evidence indicating that Earth was entirely frozen during the “Snowball Earth” period, spanning roughly 720 to 635 million years ago. During this period ...