On average a woman has 4 sexual partners in her lifetime.
-143
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
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
Every human spent about half an hour as a single cell.
144
The human sigh acts as a physiological reset button.
23
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
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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