Friday, February 12, 2010

Evolution On The March

From Philadelphia Inquirer:

New DNA findings show that human genetic mutations are more recent, more rapid than once thought.

Conventional wisdom holds that if you could bring back someone from 40,000 years ago, he or she would blend perfectly well with today's population.

After all, the fossils show that our ancestors were "anatomically modern" by 100,000 years ago, and by 40,000 B.C., they were creating complex tools and art.

It was easy to assume our species hadn't evolved much since then.

Now molecular biology is overturning that assumption.

Read more ....

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