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Keyword: betavolt

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  • The Secret to Unlimited Energy Is in a Coin-Sized Battery—And China Is Already Producing It

    03/25/2025 8:55:15 PM PDT · by Red Badger · 32 replies
    Popular Mechanics ^ | March 25, 2025 | Darren Orf
    The atomic energy of betavoltaic batteries can power a variety of devices, from aerospace and robots to your future smartphone, for up to a century without recharging. ================================================================== In the world of batteries, duration is king. Whether nestled in the smallest wearable or providing back-up power for the electric grid, a battery that provides reliable energy for longer will always outlast the competition—figuratively and literally. The U.S. led the way in nuclear battery innovation over the past 70 years—and even developed the first battery that ran on nuclear radiation in the 1950s. But in the 21st century, China has become...