The average temperature at 40,000 feet above sea level is -60 F.
56
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Indoor pollution is 10 times more toxic than outdoor pollution.
62
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9