It had been widely assumed until recently that human evolution more or less stopped 50,000 years ago.Oh, no. One dreads reading on. I like to read about brain research and am glad to see we are evolving better brains, but... Well, we all go anti-science at some point, don't we?
The new finding, reported in today's issue of Science by Bruce T. Lahn of the University of Chicago, and colleagues, could raise controversy because of the genes' role in determining brain size. New versions of the genes, or alleles as geneticists call them, appear to have spread because they enhanced brain function in some way, the report suggests, and they are more common in some populations than others.
September 9, 2005
The human brain is evolving rapidly, some scientists think: