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 life boat was patented in 1845!
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First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
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Jumbo jets use 4,000 gallons of fuel to take off.
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All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
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A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
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If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
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