A single speck of dust is half way in size between a subatomic particle and the Earth.
15
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
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
Iron weighs more after it rusts.
16
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15