Pumice is the only rock that floats on water.
14
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
One third of the electricity produced on earth is used to power electric light bulbs!
75
No matter how cold it gets, gasoline will not freeze.
107
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Hot water can freeze faster than cold water.
181
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51