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
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Pumice is the only rock that floats on water.
14
The sun is 330,330 times larger than the earth.
75
Iron weighs more after it rusts.
68