(NEXSTAR) – Have you seen chains of lights streaking through the sky? While an interesting site to see, they aren’t, in fact, aliens. Instead, those strings of lights moving across the night ...

Learn to spot early warning signs from your eyes that may signal serious health issues and protect your vision before it's ...

Incredible animals see ultraviolet, polarized, and infrared light, enhancing survival, hunting, and navigation.

Kaleidoscope vision is a symptom of migraine. The brain creates a visual illusion of fractured or bright colors, similar to those a person might see through a kaleidoscope. Migraine can affect ...

If you missed seeing the northern lights last night, you'll likely have another chance to see them tonight in Vermont, and a good chunk of New England as a whole. The National Oceanic and ...