Science Aurora Borealis could be visible in much of Canada, northern US

Aurora Borealis: A powerful solar flare is shaking up the Earth's magnetic field, producing a light show in the sky for much of North America.

By , Associated Press

Rune Stoltz Bertinussen/Scanpix Norway/AP

Northerners thawing out from a bitter freeze may get rewarded with shimmering northern lights the next couple days.