News tagged with mass extinction

Related topics:

Nemesis is a myth

Danger looms from out of space: asteroids and comets are a threat to our planet. The history of Earth has always been punctuated by cosmic catastrophes. Several studies have claimed to have found periodic ...

Aug 01, 2011
4.2 / 5 (6) 6 | with audio podcast

New technique unlocks secrets of ancient ocean

Earth's largest mass extinction event, the end-Permian mass extinction, occurred some 252 million years ago. An estimated 90 percent of Earth's marine life was eradicated. To better understand the cause of ...

Oct 11, 2011
4.8 / 5 (10) 0 | with audio podcast

Exploring water in the deep Earth

(PhysOrg.com) -- Research published today in Nature Geoscience provides new insight into the water cycle of the deep Earth, volcanic activity in the Pacific and the potential catastrophic effects when these ...

Nov 21, 2011
4.5 / 5 (2) 0 | with audio podcast