On March 13, 1989, a geomagnetic storm collapsed Quebec's entire power grid in just 90 seconds — leaving 6 million people in the cold and dark before most of them had even woken up - Space Daily

On March 13, 1989, a geomagnetic storm collapsed Quebec's entire power grid in just 90 seconds — leaving 6 million people in the cold and dark before most of them had even woken up Space Daily