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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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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The first hard drive available for the Apple II had a capacity of only 5 megabytes.
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Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
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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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Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
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There are only 14 blimps in the world.
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