A cubic yard of air weighs about 2 pounds at sea level.
31
Cold water weighs more than hot water.
93
In zero gravity, a candle's flame is round and blue.
16
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
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
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118