One third of the electricity produced on earth is used to power electric light bulbs!
75
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
The average temperature at 40,000 feet above sea level is -60 F.
56
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
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
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61