One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Scientists are now able to grow 'beating' heart tissue in a lab!
162
One cubic foot of gold weighs more than 1,200 pounds!
78
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
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 barrel of petroleum holds 42 gallons.
20
In zero gravity, a candle's flame is round and blue.
16