It is impossible to hum if your nose is plugged.
366
Contrary to popular belief, hair does not grow back darker and thicker after it has been shaved.
71
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The glue on Israeli stamps is certified kosher.
67
The number of births that occur in India each year is higher than the entire population of Australia.
66
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
-16