Question of the Week Podcast

Question of the Week episode

Mon, 28th Jun 2010

Why is the nervous system crossed over?

PET Image of the human brain showing energy consumption (c) Damato

Why does one side of the brain control the other side of the body? Surely it would make more sense if the left half of the brain told the left side of the body what to do. We find out what the current thinking on this conundrum is. Plus, we ask how an electric toothbrush can disturb vision.

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