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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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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A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
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Mico headphones read your brainwaves and select music based on your state of mind.
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To have your picture taken by the very first camera you would have had to sit still for 8 hours!
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Any modern jet is capable of breaking the sound barrier.
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The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
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