Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Iron weighs more after it rusts.
68
Hot water can freeze faster than cold water.
181
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155