Our planet has a memory. Deep within ice cores and ocean sediments lies evidence of a time when Earth looked fundamentally different from the world we know today. The parallels are unsettling. The ...

For decades, scientists have looked to the oceans for answers about one of Earth's biggest climate mysteries: Why did atmospheric carbon dioxide rise so dramatically as the planet emerged from the ...

New research suggests Earth can experience climate shocks, even with little or no ice at the poles, at a surprisingly fast pace. Professor Chengshan Wang of the China University of Geosciences led an ...

A new study by UC Davis and Chinese researchers shows how extraterrestrial forces move Earth's climate into a glacial phase both over the last 34 million years and 300 million years. Recent rapid ...

Ancient trees may have played a key role in regulating Earth's climate during the last ice age—by 'breathing' less efficiently. The researchers found that as temperature and CO 2 levels dropped, trees ...

Ancient Antarctic ice is revealing a surprising new chapter in Earth’s climate story, stretching back 3 million years. By analyzing tiny pockets of trapped air and rare gases, scientists have ...

Even when Earth was locked in its most extreme deep freeze, the planet’s climate may not have been as silent and still as once believed. New research from ancient Scottish rocks reveals that during ...

Imagine being tasked with counting every blade of grass in a field, noting every single species as you go. This is not far from the challenge many scientists face when analyzing microscopic samples ...

Add Yahoo as a preferred source to see more of our stories on Google. A University of Gothenburg study finds thawing permafrost released massive amounts of carbon after the last Ice Age, potentially ...