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
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
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
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
A cubic yard of air weighs about 2 pounds at sea level.
31
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Nylon is made from coal and petroleum.
42