Gamma-Ray Thunderstorms
The Blue Planet
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59s
A big surprise from the Fermi Gamma Ray Space Telescope. It detected beams of antimatter produced above thunderstorms on Earth, a phenomenon never seen before. Scientists think the antimatter particles were formed in a terrestrial gamma-ray flash (TGF), a brief burst produced inside thunderstorms and shown to be associated with lightning. It is estimated that about 500 TGFs occur daily worldwide, but most go undetected.
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