First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
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Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
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The electric chair was invented by a dentist!
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Originally, Nintendo was a playing card manufacturer.
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Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
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The ball on top of a flagpole is called a 'truck'.
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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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