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Lefties, righties take neural sides in perceiving parts

Scientists have uncovered a new brain difference between right-handers and left-handers. For righties, a region near the back of the left brain fosters the capacity to focus on distinguishable parts of an object rather than on the whole entity, as previous research indicated. For lefties, a corresponding right brain area promotes the same capacity to see the proverbial trees while ignoring the forest, according to a team led by Carmel Mevorach of the University of Birmingham in England.

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