These mesmerizing, rare flashes of red light appeared during intense ... rare that most people never get the chance to see it with their own eyes. Captured in the skies above Rhône-Alpes and ...

Learn about eye changes that could indicate serious health conditions, from blurry vision to persistent floaters and flashes ...

This squid can become almost completely transparent, as seen in this YouTube video, except for its eyes ... light. It’s subtle, but the glass squid in this video appears to be blinking.

There are several types of camouflage in the animal kingdom. Most people think of insects that can blend into a pile of ...

Einstein’s strangest optical illusion has been captured—thanks to lasers, a cube, and a bit of artistic inspiration.

A device has enabled people to see a new a shade of blue-green, which they say is more intense than any experienced before ...

Dr. Rudrani Banik, board-certified ophthalmologist, shares simple tips to protect eyes from digital overload, including the 20-20-20 rule and nutrition advice.

Eta Aquariid meteor shower is active through May 28 and it peaks May 5-6. Here's how to see the fiery space debris created by ...

The next week will be a fun one for skywatchers, as the Lyrid meteor shower will be visible over the weekend and peak on Monday night. If you’re hoping to catch sight of this charming cosmic event, ...

What would it feel like to have eyes that could see what we can’t normally see? I envied animals who can see light frequencies ... For now, olo exists only in flashes—a fleeting crack in ...