The adult human brain weighs about 3 pounds (1,300-1,400 g).
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An ant brain has about 250 000 brain cells. A human brain has 10,000 million so a colony of 40,000 ants has collectively the same size brain as a human.
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The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
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Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
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Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
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When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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