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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Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
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Whale oil was used in automobile transmissions as late as 1973.
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The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
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Attics were invented in Attica.
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The average car produces a pound of pollution every 25 miles!
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A toaster uses almost half as much energy as a full-sized oven.
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