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 ...

Lightning formation and the conditions triggering it have long been shrouded in a cloud of mystery, but new research led by Penn State scientists is lifting the fog. Using mathematical calculations, ...

The research was led by Victor Pasko, a professor of electrical engineering in the Penn State School of Electrical Engineering and Computer Science. His team combined advanced mathematical modeling ...

Victor Pasko, left, professor of electrical engineering in the Penn State School of Electrical Engineering and Computer Science, and Zaid Pervez, a doctoral student in electrical engineering, revealed ...

“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 ...

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Ball lightning has mystified scientists and witnesses for centuries, appearing as glowing orbs during thunderstorms that seem to defy physics. While thousands of people report seeing these luminous ...