The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
According to studies, men change their minds two to three times more often than women.
72
Iron weighs more after it rusts.
68
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Iron weighs more after it rusts.
16
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
German chemists made a replica of a trophy the size of one molecule.
68