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Highly wired

New brain study finds more synapses in men than in women

By
4:04pm, September 8, 2008

Men are dense — in the temporal neocortex anyway.

An investigation of brain tissue recovered from epilepsy patients during surgery showed men had a higher density of brain cell connectors, called synapses, than their female counterparts, researchers report September 8 online in the Proceedings of the National Academy of Sciences.

The find might explain why men have better spatial perception, while women better remember what they hear and can talk faster, the researchers suggest.

“Or, it could mean men’s brains are just more redundant,” says Edward Jones, director of the Center for Neuroscience at the

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