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  • Chemistry Nobel goes to 3 scientists who developed the lithium-ion batteries

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    02:09
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  • Watch Elon Musk unveil 'epic' new SpaceX Starship protoype

    00:50
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Why Flying Cars Still Haven't Gotten Off the Ground

02:33

If ever there was a symbol of a futuristic utopia, the flying car would be it. And while many have attempted to create one, we're still stuck driving around on the ground. Why hasn't the flying car come to fruition yet?