Ancient Earth Repeatedly Thawed during Catastrophic Ice Ages, New Research Suggests
Earth experienced extreme climate swings during the Neoproterozoic epoch (one billion to 538.8 million years ago), including the…
Earth’s Longest Ice Age May Have Repeatedly Thawed and Refrozen for 56 Million Years
Artistic representation of a Snowball Earth. Credit: Wikimedia Commons. The Sturtian glaciation was one of the most extreme…
Seasonal and Multi-Decadal Climate Cycles Persisted during Snowball Earth, Scientists Say
A new analysis of exquisitely preserved laminated rocks (varves) from the Port Askaig Formation on the Garvellach Islands,…