Aug. 4, 1972: Extreme space weather detonates mines

In early August 1972, a series of flares and other solar-storm phenomena generated extreme space weather events in what is considered a Carrington-class event. By the 4th, a coronal mass ejection had reached Earth, arriving in just 14.6 hours – a record. Electrical, telephone, and other communication-grid problems hit North America while bright aurora dancedContinue reading “Aug. 4, 1972: Extreme space weather detonates mines”
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