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
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Nearly 50% of the world's scientists are assigned to military projects.
71
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
The bark of an older redwood tree is fireproof.
65