2013-09-20, 10:30
'Cascade of events' caused sudden explosion of animal life
The explosion of animal life on Earth around 520 million years ago was the result of a combination of interlinked factors rather than a single underlying cause, according to a new study.
http://feeds.sciencedaily.com/~r/science...142202.htm
The explosion of animal life on Earth around 520 million years ago was the result of a combination of interlinked factors rather than a single underlying cause, according to a new study.
http://feeds.sciencedaily.com/~r/science...142202.htm