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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You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
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There's a café in France which charges €7 for a coffee to rude customers and €1.40 to people who talk politely to staff.
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There’s a Swedish power metal band called “Sabaton” who teach history through their music, including an album devoted to teaching about World War Two.
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The Simpsons are responsible for popularizing the word 'meh'.
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The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7