India used to be the richest country in the world until the British invasion in the early 17th Century.
37
The human brain is more active during sleep than during the day.
28
The right lung takes in more air than the left.
30
A person can live without food for about a month, but only about a week without water.
156
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Sitting straight upright in your chair is bad for your back. You should instead slouch at an angle of 135 degrees.
10
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346