Tonight’s likely aurora borealis has a Kp index of 4—which is measured on a scale of 0 to 9—indicating the northern lights ...

It is notoriously hard to predict catching the northern lights—they are a naturally occurring phenomenon after all—and a clear night sky is a must. Maximize your changes of seeing an aurora borealis ...

The aurora borealis (or northern lights) can be an almost eerie sight: Picture emerald green swirls coloring the otherwise darkened sky. But scientists have a boring explanation for this ...

The northern lights, known as the aurora borealis, are a spectacular natural light show visible at certain times of the year in the Northern Hemisphere. They occur when electrically charged ...