While filming a guest appearance on Star Trek TNG, Stephen Hawking was taken on a tour of the USS Enterprise set. When he saw the Warp Core, he paused, and said “I’m working on that.”
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There's a Mumbai-based pizzeria that now delivers pizza by drone.
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There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
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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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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 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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