Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
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The ball on top of a flagpole is called a 'truck'.
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Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
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More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
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The electric chair was invented by a dentist!
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Originally, Nintendo was a playing card manufacturer.
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