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Ultraviolet corona discharges on treetops during storms

Penn State experts in meteorology and atmospheric science made their way down the nation’s eastern coast in June 2024 in search of corona discharges, a long-hypothesized atmospheric weather phenomenon where miniscule pulses of electricity dance at the tips of tree leaves, causing the canopy to glow in the ultraviolet…
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Science & Space2026

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Apr 22, 2026Ultraviolet corona discharges on treetops during storms by t-325866

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