Iowans were treated to mesmerizing colors from the aurora borealis, or Northern lights, in the sky Tuesday night. This is because of a severe geomagnetic storm triggered by solar flares. The lights ...
A severe geomagnetic storm means there's a chance for a spectacular display of the northern lights over the US tonight.
The northern lights are a colorful light display in the northern hemisphere's sky caused by the sun. The northern lights are also known by their scientific name, aurora borealis. When the light ...