The world's shortest man measures only 21.5 inches.
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The adult human brain weighs about 3 pounds (1,300-1,400 g).
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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.
34
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.
26
Enamel is hardest substance in the human body.
61
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
If the human eye was a digital camera, it would have 576 megapixels.
25