…and how did it evolve in the first place?
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↓ More info and sources below ↓
Why do we sleep? We spend a third of our lives in slumber, but science has yet to determine exactly why we have do it. Here’s a look at how sleep works, why we’re not getting enough sleep, what happens if you DON’T sleep, and an idea about where sleep came from in the first place.
Follow me to The Good Stuff’s sleep playlist: https://youtu.be/RHCcM7LyZdc?list=PLsRLUurFnvvUCysDQrFvGL0nxN6Eha93s
Also check out BrainCraft:
For more, read “Dreamland: Adventures in the Strange Science of Sleep” by David K. Randall http://amzn.to/1MB38dt
Cool research on melatonin in sea worm larvae: http://www.nytimes.com/2014/10/02/science/the-evolution-of-sleep-700-million-years-of-melatonin.html
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It’s Okay To Be Smart is written and hosted by Joe Hanson, Ph.D.
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Produced by PBS Digital Studios: http://www.youtube.com/user/pbsdigitalstudios
Joe Hanson - Creator/Host/Writer
Joe Nicolosi - Director
Amanda Fox - Producer, Spotzen Inc.
Kate Eads - Producer
Andrew Matthews - Editing/Motion Graphics/Animation
Arts & Labor - Motion Graphics
Katie Graham - Camera
John Knudsen - Gaffer
Theme music: “Ouroboros” by Kevin MacLeod
Other music via APM
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