Darwinian mystery may have been solved

U.S. scientists may have solved Charles Darwin's "abominable mystery" of flowering plants' rapid evolution after they appeared 140 million years ago.

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<p><a href="http://www.physorg.com/news66580326.html">Darwinian mystery may have been solved</a></p> <p>U.S. scientists may have solved Charles Darwin's "abominable mystery" of flowering plants' rapid evolution after they appeared 140 million years ago. </p>