Lightning
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Why does lightning zigzag?The characteristic zigzag pattern of lightning is caused by a highly conductive form of oxygen that builds up as the bolt travels toward the ground.
By Tom Metcalfe Published
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Rare, 'rule-breaking' quasicrystal found in chunk of 'fossilized' lightningA type of crystal that breaks the rules of ordinary crystallography has been found in a tube of melted sand from Nebraska.
By Stephanie Pappas Published
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Plant leaves spark with electricity during thunderstorms — and that could be altering our air quality in unpredictable waysDuring thunderstorms, leaves from trees and other plants create mini electric discharges that can significantly alter the surrounding air quality. But researchers are unsure if this is beneficial or harmful.
By Harry Baker Published
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Bizarre blue blobs hover in Earth's atmosphere in stunning astronaut photo. But what are they?An astronaut onboard the ISS recently captured a peculiar image of Earth with two unrelated blue blobs of light shining in the planet's atmosphere.
By Harry Baker Published
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Lightning strikes Artemis I mission's 'Mega Moon rocket' launch pad during testsThe Artemis I mission's Mega Moon rocket was undergoing "wet" tests Saturday (April 2).
By Jeanna Bryner Last updated
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'Gigantic jet' that shot into space may be the most powerful lightning bolt ever detectedScientists detected the most powerful gigantic jet lightning bolt — a lightning bolt that shoots up out of a cloud into the ionosphere — ever.
By Brandon Specktor Published
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Video Reveals 'Sprite' Lightning SecretsUltra-fast, ultra-bright sprites caught forming in the act.
By Dave Mosher Last updated
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Brilliant Red Sprite Lightning Caught on CameraBy Becky Oskin Last updated
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Ultra-fast electron rain is pouring out of Earth's magnetosphere, and scientists think they know whyScientists discovered the mechanism that causes electrons to 'downpour' into Earth's atmosphere.
By Brandon Specktor Published
