If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
The world's shortest man measures only 21.5 inches.
73
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
On average, there's 100 billion neurons in the human brain.
83
By weight, Bone is five times stronger than steel.
417
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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