Cold water weighs more than hot water.
93
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
No matter how cold it gets, gasoline will not freeze.
107
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
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
Nearly 50% of the world's scientists are assigned to military projects.
71
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75