Tap water in Canada is held to a higher health standard than bottled water.
19
India used to be the richest country in the world until the British invasion in the early 17th Century.
37
Brain freeze is caused by the brain sensing the drop of temperature on your palate and increasing blood pressure in an attempt to save you from freezing.
14
Poor eyesight (myopia) is associated with higher IQ.
232
There are more bacteria in your mouth than there are people in the world.
60
The human brain is more active during sleep than during the day.
28
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
The human sigh acts as a physiological reset button.
23