NASA's orbiting Fermi Gamma-ray Telescope has detected unexpected positron bursts originating from lightning flashes in thunderstorms on the surface, such radiation focused into a beam by Earth's magnetic field and directed out into space.
NASA's orbiting Fermi Gamma-ray Telescope has detected unexpected positron bursts originating from lightning flashes in thunderstorms on the surface, such radiation focused into a beam by Earth's magnetic field and directed out into space.
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