News tagged with mass extinction

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Asteroid deflection

Potential asteroid impact on Earth can have disastrous consequences. In order to prevent such collisions, earthbound space objects must be deflected. This can be accomplished using a space probe to impact ...

Sep 02, 2013
4.4 / 5 (7) 2

Fossil finds help fill in Romer's Gap

(PhysOrg.com) -- A collection of new fossil finds in Scotland that date back to the 15 million year period between 345 and 360 million years ago are helping to fill the almost blank fossil record during a ...

Mar 06, 2012 report
3.1 / 5 (9) 4 | with audio podcast

Climate change key to megafauna deaths

An ancient DNA specialist from Murdoch University has helped pinpoint the cause of mass extinctions of megafauna such as woolly rhinos, mammoth and other Ice Age mammals.

Feb 18, 2014
3.7 / 5 (7) 0

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