The human brain generates enough electrical power, even while sleeping, to power a 10-watt light bulb. When cartoons depict a person with an idea as having a light bulb floating over the head, they aren’t far off the mark.
How Bright Are You?
The human brain generates enough electrical power, even while sleeping, to power a 10-watt light bulb. When cartoons depict a person with an idea as having a light bulb floating over the head, they aren’t far off the mark.
1–2 minutes
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