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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On average, there's 100 billion neurons in the human brain.
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The adult human brain weighs about 3 pounds (1,300-1,400 g).
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Scientists say that a 'zombie apocalypse' is actually possible based on the recent discovery of certain brain parasites. But as of now, these parasites only affect bugs.
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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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When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
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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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