The Ancient Way to Sleep

14/06/2020

Science Underground

0:00

2:01

Our ancestors used to sleep differently. If you looked back you would see them sleep in two parts. The inventions of the light bulb and the clock changed this old way of sleeping.

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Our ancestors used to sleep differently. If you looked back you would see them sleep in two parts. The inventions of the light bulb and the clock changed this old way of sleeping.
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The Ancient Way to Sleep

Science Underground

D'autres épisodes de "Science Underground"

Using Science to Stop Your Mirror From Fogging Up

The Ancient Way to Sleep

How An Accident Led To Your Computer

How A Jiggling Gem Helps Your Watch Keep Time

The Lady Who Sold Time

The Science of Fireworks

How Fireflies Make New Medicines

Can We Make A Transporter?

Making Ketchup Hurry Up

ZOMBEES