News tagged with mass extinction

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Oceans threatened by mass extinction

(PhysOrg.com) -- An international panel of marine scientists has warned that the world’s oceans are at risk of entering a phase of extinction of marine species unprecedented in human history.

Jun 22, 2011
3.5 / 5 (10) 8

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
3.3 / 5 (10) 4 | with audio podcast

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