News tagged with mass extinction

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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

Seeking a pot of geological gold

Researchers are moving a step closer to solving one of the greatest murder mysteries of all time. It happened roughly 200 million years ago, marking the boundary between the Triassic and Jurassic periods, ...

Dec 16, 2011 5 / 5 (5) 3