The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Most dust particles in your house are made from dead skin!
67
One barrel of petroleum holds 42 gallons.
20
Cold water weighs more than hot water.
93
Iron weighs more after it rusts.
68
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
Pumice is the only rock that floats on water.
14
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39