An "unusually fascinating" fish that is known to emit a bioluminescent glow thousands of feet beneath the ocean's surface has appeared on the Oregon coast. A local aquarium that posted about the fish ...

You’ve no doubt seen the eye of a walleye turn glassy white in photos or when a light shines on it. And you’ve certainly seen a deer’s eyes shine in the headlights. These glowing eyes, which are also ...

Six species of North American bats glow under ultraviolet lighting, according to a new study. Researchers don’t know why certain mammals exhibit this odd trait.