News tagged with mass extinction

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Impact mitigation

The save-the-Earth rehearsal mission Don Quijote, commissioned by the European Space Agency, is planned to test the potential of a real life-or-death mission to deflect a mass-extinction-inducing asteroid from a colli ...

dateAug 15, 2011 in Space Exploration
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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 ...

dateAug 01, 2011 in Space Exploration
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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.

dateJun 22, 2011 in Environment
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