Sunspots, Solar Flares & Coronal Mass Ejections

Forget things we naively believe we can control, what scares me are the things that show us everyday just how little and powerless we really our sun.

Nothing short of an all out nuclear holocaust can throw us back to the dark ages faster than a direct hit from a CME, X-flare.  Our infrastructure is just that fragile.

Man made: Electro-Magnetic Pulse could cause the same effect of wiping out the grid and infrastructure