Author: Robert Karl Stonjek
Date: Nov 16, 2006 09:30
...Frenzied star-making in the Milky Way Galaxy starting about 2400 million years ago had extraordinary effects on life on Earth. Harvests of bacteria ... variability in the productivity of life is closely linked to the ... the Milky Way and the entire history of life over the ..., say, a warm climate being life-friendly or a cold climate ... although ice is unfriendly to life, winds are stronger when the ...
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