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. Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

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. Like this podcast? Please help us by supporting the Naked Scientists

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. Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate" rel="noopener noreferrer">supporting the Naked Scientists</a>

Why is the nervous system crossed over?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...

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Why is the nervous system crossed over?

Why is the nervous system crossed over?

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