The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Pumice is the only rock that floats on water.
14
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118