Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
One ragweed plant can release as many as one billion grains of pollen!
51
Your brain is 80% water.
525
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Scientists aren't sure what color dinosaurs were.
312
Nylon is made from coal and petroleum.
42
Pumice is the only rock that floats on water.
14