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
Sound travels about 4 times faster in water than in air.
408
According to studies, men change their minds two to three times more often than women.
72
Hot water can freeze faster than cold water.
181
The only letter not appearing on the Periodic Table is the letter "J".
180
One cubic foot of gold weighs more than 1,200 pounds!
78
No matter how cold it gets, gasoline will not freeze.
107
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13