217 - Livewired - David Eagleman (rebroadcast)
You Are Not So Smart
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Dreaming Is Your Brain's Defence Against Other Parts of the Brain
The reason we dream has to do with the exact details of our planet's rotation combined with brain plasticity. If you had a planet that spun fast enough, like lots of planets do, if it spun fast enough that you were back in the light then you wouldn't need a 90 minute cycle of dreaming. We're not bot dreaming. It's like one of the reatest secrets of being a person,. In your leg ohno, this is what it is like. By the way, what happens within 30 minutes. This is a new idea for me and for a lot of people, the idea that dreaming is your brains defence against other parts of the brain taking over the visual cortex
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