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
Sound travels fifteen times faster through steel than through air.
134
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
4.5 pounds of sunlight strike the Earth each day.
27
A ball of glass will bounce higher than a ball made of rubber.
73
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The storage capacity of human brain exceeds 4 Terrabytes.
140