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Last updated on April 24, 2014 at 16:36 EDT

Latest Adam Campbell Stories

How Could Life have Survived 'Snowball Earth'
2011-10-11 08:36:07

Global glaciation likely put a chill on life on Earth hundreds of millions of years ago, but new research indicates that simple life in the form of photosynthetic algae could have survived in a narrow body of water with characteristics similar to today's Red Sea. "Under those frigid conditions, there are not a lot of places where you would expect liquid water and light to occur in the same area, and you need both of those things for photosynthetic algae to survive," said Adam Campbell, a...