Add Yahoo as a preferred source to see more of our stories on Google. A Penn State-led study reveals the hidden chain reaction that starts lightning, linking electrons, X-rays, and gamma rays. (CREDIT ...

In storm clouds, ice does more than just float or fall—it might actually help generate electricity. A new study in Nature Physicsfinds that when ordinary ice is bent, it can produce an electric charge ...

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“We explained how photoelectric events occur, what conditions need to be in thunderclouds to initiate the cascade of electrons, and what is causing the wide variety of radio signals that we observe in ...