One barrel of petroleum holds 42 gallons.
20
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
One ragweed plant can release as many as one billion grains of pollen!
51
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
The average home creates more pollution than does the average car.
33
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61