The world's shortest man measures only 21.5 inches.
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Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
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In one day, adult lungs move about 10,000 litres of air.
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Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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Babies crawl an average of 200m a day.
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On average, there's 100 billion neurons in the human brain.
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Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
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We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
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