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Showing posts with label 3500 million years. Show all posts
Showing posts with label 3500 million years. Show all posts

Tuesday, July 16, 2013

Solving a mystery than 3,500 million years

Scientists cannot know for sure if there is life in space outside the Earth, but new research by a team of scientists led by an astrobiologist at the University of South Florida (USF) shows that one of the key elements that produced life on Earth was brought to Earth by meteorites.

In an article published in the Proceedings of the National Academies of Sciences,