Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
4.5 pounds of sunlight strike the Earth each day.
27
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Aluminum used to be more valuable than gold!
84