Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
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On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
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Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
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Water, electricity, and gas has been free in Turkmenistan since 1991.
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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.
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When he was 7, Vin Diesel and some friends broke into a New York theater with intentions to vandalize it. Instead of calling the police, the theater’s artistic director handed them scripts and offered them parts in the upcoming show. This became Diesel’s first acting role.
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