In case you missed it: Sparked by two blasts of charged particles from the sun,...

In case you missed it: Sparked by two blasts of charged particles from the sun, last weekend's northern lights amounted to "the most brilliant display in years."


Photos: Multicolored Auroras Sparked by Double Sun Blast -- National Geographic
news.nationalgeographic.com
As the geomagnetic storm began late on August 5, a kaleidoscope of colors bathed the skies north of Calgary, Canada.

Source: National Geographic's Facebook Wall