Caffeine boosts memory.
405
Oak trees can live 200 or more years.
61
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.
38
Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
According to an assistant professor of psychology and marketing at NYU, wearing red increases your chances in things like dating and hitchhiking.
12
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
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