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
If your DNA was stretched out it would reach to the moon 6,000 times.
256
You can't tickle yourself.
29
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
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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