Pumice is the only rock that floats on water.
14
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The sun is 330,330 times larger than the earth.
75
Sound travels about 4 times faster in water than in air.
408
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
The only letter not appearing on the Periodic Table is the letter "J".
180
Cold water weighs more than hot water.
93