The adult human brain weighs about 3 pounds (1,300-1,400 g).
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When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
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The human brain uses approximately as much energy as a 10 watt light bulb.
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All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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The largest cell in the human body is the female egg and the smallest is the male sperm.
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The human brain doesn't stop developing until about 25 years old.
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