Balsa wood is classified as a hard wood!
41
4.5 pounds of sunlight strike the Earth each day.
27
A cesium atom in an atomic clock beats over nine billion times a second.
43
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
The smell of freshly cut grass is actually a plant distress call.
31
Iron weighs more after it rusts.
16