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http://www.scienceofwonder.org/lightning-can-strike-upside-down/

Lightning is far more than just a skyborne phenomenon: Remarkably, it can also form at ground level and shoot upwards. This upside-down lightning is the subject of a paper published in the Journal of Atmospheric and Solar-Terrestrial Physics, in which the strange behavior of these inverted bolts is revealed.

Despite the fact that there are roughly 40-50 lightning strikes somewhere around the world eve Continue reading Lightning Can Strike Upside Down