Indoor pollution is 10 times more toxic than outdoor pollution.
62
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Iron weighs more after it rusts.
68
Your brain is 80% water.
525
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
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