The adult human brain weighs about 3 pounds (1,300-1,400 g).
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Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
Brain freeze is caused by the brain sensing the drop of temperature on your palate and increasing blood pressure in an attempt to save you from freezing.
14
Chocolate is associated with the release of serotonin, the hormone that makes you feel relaxed, calm, and happy.
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Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
The elephant brain weighs about 6,000g.
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There are more nerve cells in the human brain than there are stars in the Milky Way.
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