The ball on top of a flagpole is called a 'truck'.
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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.
17
The first alarm clock could only ring at 4 a.m.
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The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
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