Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Sound travels about 4 times faster in water than in air.
408
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Each day, up to 150 species of life become extinct.
-23
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
One barrel of petroleum holds 42 gallons.
20
4.5 pounds of sunlight strike the Earth each day.
27