Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
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 atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Sound travels fifteen times faster through steel than through air.
134
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Billions of neutrinos pass unnoticed through your body every second.
6
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155