Big cats like panthers, leopards, and tigers are famous for their extraordinary night vision so sharp they can stalk prey in ...

Think your eyes are sharp? Put your 20/20 vision to the test and try to spot the hidden cat in this tricky optical illusion ...

(Also read: Optical illusion: Only people with exceptional vision can spot the hidden lion cub in this image) ...

"He was so focused on his eyes and seemed to know something needed extra attention," Alexandra Garland told Newsweek.

A cat is hiding in plain sight—can your sniper eyes detect it? Test your vision with this viral optical illusion that’s ...

Otago University researchers estimate 40,000 people are affected by ocular toxoplasmosis, but lack of funding is hampering ...

Benjamin Bergstrom, DVM, MS, DACVO, talks about causes and treatment options for these lenticular diseases in cats and dogs ...

Owl may not be a big fan of other cats, so she has her own room in foster, which may also tend to make her just a little ...

Darby made a trop to Kansas State University for extensive eye examination, and is now just waiting for his forever home.

In an age where quick entertainment is only a scroll away, optical illusions serve as both a brain teaser and a brief escape from routine — making them a hit with users of all ages.

The comic book industry has given readers many beloved characters, from the iconic superheroes we all know and love to ...