The human eye blinks an average of 4,200,000 times a year.
233
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The human brain is more active during sleep than during the day.
28
On average a woman has 4 sexual partners in her lifetime.
-143
Every human spent about half an hour as a single cell.
144
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266