Why do cats’ eyes glow in the dark? Chloe, age 10, Barkhamsted, Connecticut Cats and many other animals, including most dogs, can reflect light from their eyes.

A new study has found that mammals can glow in the dark! On Wednesday, research by the Western Australian Museum and Curtin University revealed that it's "extremely common" for mammals, including ...

In fact, there are a wide variety of animals that also naturally glow when exposed to UV light, from scorpions and spiders to frogs and marsupials. And yes, even cats.

They found that 125 species had the fluorescent properties that allow them to glow in the dark under a UV light — including the domestic species of cat (Felis catus). REUTERS “Fluorescence was ...

As part of the 2025 Beaker Street Science Photography Prize, photographer Ben Alldridge submitted a photo of a wild Eastern ...

Recently, several mammals have been reported to "glow" under ultraviolet (UV) light, including our beloved platypus. But no one knew how common it was among mammals until now.

Species whose eyes glow have evolved to see better in low light because they either forage or need to look out for predators throughout the night, or they do most of their hunting at dawn and dusk ...

Most animals with blue eyes and white or light-colored coats have also lost this trait. So don’t be alarmed if your dog’s or cat’s eyes don’t glow.