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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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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More than a billion transistors are manufactured every second.
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There are only 14 blimps in the world.
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UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
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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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