The adult human brain weighs about 3 pounds (1,300-1,400 g).
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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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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.
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The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
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Caffeine boosts memory.
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A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
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The human brain is more active during sleep than during the day.
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The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
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