Did you know? Wtf facts

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1) It is estimated that about 600,000 people die in China each year from issues related to overwork.

2) The United States is obliged to go to war for 67 different countries should the situation arise, thanks to decades of complicated treaties.

3) The probability of two whole fingerprints matching is around 1 in 64 billion.

4) In 1981, the first commercial GPS receiver weighed 50 pounds and cost over US$100,000.

5) The sun is the most perfectly round natural object known in the universe.

6) 15% of iPhone users in the U.S. use an iPhone with a broken screen. ( I expected this to be more 0-o)

7) A San Francisco Highway Patrol Officer, called Kevin Briggs, has talked approximately 200 people out of suicide on the Golden Gate Bridge since 1994.

8) The bonobo monkey, the closest relative to humans, is naturally bisexual.

9) Ninjas never wore black. Mostly they wore the inconspicuous clothing of peasants, merchants, traveling priests, etc. (my whole life is a lie-.-)

10) When a hurricane is expected, Wal-Mart's top-selling items are strawberry Pop-Tarts and beer.