The aurora borealis, or the northern lights, as the phenomenon is also called, made a surprise appearance in the skies of Pennsylvania in late February. People as far south as central PA captured photos of the aurora, and photographer and physicist Sujay Singh created a time-lapse video he caught in Sullivan County.
The aurora borealis is an almost daily phenomenon, caused by solar wind energy that combines with the earth’s magnetic field to produce vivid, colorful light in the night sky. The lights are most visible in places closer to the magnetic north pole, such as Iceland, Norway, Alaska, and some parts of Canada.
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