Scientists in Germany have developed a candy that doesn't cause cavities.
11
Sound travels about 4 times faster in water than in air.
408
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Pure water (H2O) does not conduct electricity on its own.
46
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 force of a suction cup is calculated using F=AP.
15
According to studies, men change their minds two to three times more often than women.
72