4.5 pounds of sunlight strike the Earth each day.
27
In zero gravity, a candle's flame is round and blue.
16
Pure water (H2O) does not conduct electricity on its own.
46
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Most dust particles in your house come from dead skin.
48
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88