Passenger records eerie blue glow that lights up sky from flight

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New York City's electric utility Con Edison this morning explained that an electrical fault on 138,000-volt equipment at a Queens power plant caused 'a sustained electrical arc flash' akin to lightening, which illuminated the night sky over the city Thursday and caused major disruptions. An electrical arc is a visible plasma discharge between two electrodes - the one from which the current originates called the cathode and the one toward which electrons flow called the anode -  that is caused by electrical current ionizing gasses in the air.Original Article: Video: Mail Facebook: Mail IG: Mail Snap: Mail Twitter: Mail Pinterest: Mail Google+: the free Daily Mail mobile app: