The research maps biofluorescence across 459 glowing fish species and shows just how varied the colors have become.

In the ocean twilight zone ... to release photons—tiny packets of light. This natural glow can be blue, green, or even red, depending on the creature. Unlike light bulbs, bioluminescent light ...

Many places around the world have glowing waters. Malta's Blue Grotto shines with reflected sunlight. Jervis Bay in Australia ...

Some fish have a hidden superpower—they can glow in vibrant colors under certain kinds of light. This natural glow, called ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. For over 400 years ...

For over 400 years, sailors have reported a mysterious phenomenon in which the ocean appears to glow as far as the eye can see.Related video above: Check out this amazing video of a kayaker ...

For over 400 years, sailors have reported a mysterious phenomenon in which the ocean appears to glow as far as the eye can see.Related video above: Check out this amazing video of a kayaker paddling ...