@brainrush.daily0: Why lightning's flash goes up, not down: the faint leader comes down, then the bright return stroke climbs from the ground at a third of light speed. Which way did you think it went? Send it to someone who still thinks lightning strikes down. Sources: NOAA NWS, AMS Glossary. Photos: Gabriel Loppé (public domain); Matt Biddulph / CC BY-SA 2.0; Maxime Raynal from France / CC BY 2.0 #brainrush

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Tuesday 27 October 2026 19:17:04 GMT