Are we really on the brink of a new mass extinction? Palaeontologist Michael Benton explains how scientists trace the history of life on Earth, examines the ...
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http://www.ted.com Asteroid strikes get all the coverage, but "Medea Hypothesis" author Peter Ward argues that most of Earth's mass extinctions were caused b...
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William Foy
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The magnetic poles of the Earth are expected to shift by 65 degrees by 2015. The cataclysmic pole shifts which happen throughout history are a geologically r...
Massive extinctions took place millions of years ago, so long ago that life had time to start again from zero, leaving behind creatures that were lost foreve...
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There is no longer any doubt: We are entering a mass extinction that threatens humanity's existence. That is the bad news at the center of a new study by a g...
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