Scientists aren't sure what color dinosaurs were.
312
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Nylon is made from coal and petroleum.
42
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155