Adam's Apple
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- Apr 25, 2004
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The Mysteries of Lefthandedness
By Faye Flam, Philadelphia Inquirer
October 29, 2007
In pursuing the left-right riddle, scientists are unlocking secrets of the brain, genetics and human diversity.
Plato and Aristotle puzzled over lefthanders, as did Charles Darwin. What determines "handedness"? Why are only 10 percent of us lefthanded, and why did the ratio seem to change over the last century? Are lefties somehow different - less healthy, more creative?
With brain scanning and the latest genetic technology, scientists are finally starting to crack the mysteries. Lefthanders really are special, and the ways they differ are yielding insight into human diversity - especially how one person's brain differs from another's.
for full article:
http://www.philly.com/inquirer/magazine/10858442.html
By Faye Flam, Philadelphia Inquirer
October 29, 2007
In pursuing the left-right riddle, scientists are unlocking secrets of the brain, genetics and human diversity.
Plato and Aristotle puzzled over lefthanders, as did Charles Darwin. What determines "handedness"? Why are only 10 percent of us lefthanded, and why did the ratio seem to change over the last century? Are lefties somehow different - less healthy, more creative?
With brain scanning and the latest genetic technology, scientists are finally starting to crack the mysteries. Lefthanders really are special, and the ways they differ are yielding insight into human diversity - especially how one person's brain differs from another's.
for full article:
http://www.philly.com/inquirer/magazine/10858442.html