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
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
4.5 pounds of sunlight strike the Earth each day.
27
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Cold water weighs more than hot water.
93