Kleenex tissues were originally used as filters in gas masks.
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About 39,000 gallons of water are used to produce the average car!
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It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
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A toaster uses almost half as much energy as a full-sized oven.
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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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There's a Mumbai-based pizzeria that now delivers pizza by drone.
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