A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
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
Hot water can freeze faster than cold water.
181
The average temperature at 40,000 feet above sea level is -60 F.
56
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44