Why modern technology could be at risk if a strong geomagnetic storm hits

The sun is at an exciting stage of its solar cycle. Millions people across North America witnessed that first hand in early May, when a vibrant and widely visible aurora lit up the night sky. In Part 1 of The Dark Side of the Aurora, we looked into historic geomagnetic storms that created equally, if not larger, auroras, that caused disruptions to critical infrastructures like they Hydro Quebec power grid in 1989. Now, let's look at the risks our technology-reliant civilization may face today in