It can see ultraviolet (UV light), which is invisible to our eye, and may use it to communicate and find mates. The Vanadis bristle worm (Vanadis formosa) can be found near the Italian island of ...

This previously untreatable genetic disorder, which affects some two to three of every 10 million newborn babies, leads to ...

But the other two are surprisingly sophisticated; like Nilsson’s eyes, they have light-focusing lenses and can see images, albeit at lower resolution. Nilsson uses his eyes to, among other ...

Watch this video which explains how light travels into our eyes so that we can see things. Of course, you can only see something when there's light. And what is light? It's energy that zooms ...

Your eyes change as you age. Some problems become more common as you get older, although they can affect anyone at any age. Carotid cavernous fistula is a condition that affects your eye.