It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
People in parts of Western China put salt in their tea instead of sugar.
16
According to a study, women ages 22 to 30 with no children and no spouse earned a higher median income than comparable men in 39 of the 50 largest U.S. cities in 2008.
9
The average bra size today is 36C. Ten years ago it was 34B.
266
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
During an average lifetime, a man will spend 3,350 hours removing 8.4 meters of stubble.
52
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
A study had men report their own penis size, and the average was found to be 6.1-6.5 inches. A subsequent clinical study actually measured penises, and found the average size to be 5.1-5.7 inches.
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