A chance of a woman having twins is increased after the age of 35. About 1 in 27 women will give birth to twins after this age. After 50 the chances of having twins is 1 in 9.
51
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
More redheads are born in Scotland than in any other part of the world.
85
95% of people feel uncomfortable when the TV volume is an odd number.
392
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
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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