By weight, Bone is five times stronger than steel.
417
Babies crawl an average of 200m a day.
212
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Enamel is hardest substance in the human body.
61
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The world's shortest man measures only 21.5 inches.
73
The human brain is more active during sleep than during the day.
28
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69