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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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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An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
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Kleenex tissues were originally used as filters in gas masks.
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It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
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The average car produces a pound of pollution every 25 miles!
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Whale oil was used in automobile transmissions as late as 1973.
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Energy is being wasted if a toaster is left plugged in after use.
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