Bioluminescence first evolved in animals at least 540 million years ago in a group of marine invertebrates called octocorals, according to the results of a new study. The study focuses on an ancient ...

Some animals produce their own light, no special effects involved. In certain cases, it helps them hunt or avoid predators.

Bioluminescence traces back to the Cambrian era — 540 million years ago — and could have been used for communication, courtship and camouflage among the earliest ocean creatures. When you purchase ...

“Milky seas” are an ocean phenomenon that cause a vast area of the ocean to glow. Scientists are trying to predict when the events occur in hopes of better understanding the bioluminescent display. - ...

Scientists found a bioluminescent deep-sea animal with a “gelatinous” body and discovered a new species, a study said. Photo from MBARI From a research vessel off the coast of California, a team of ...

A dome-fronted submersible sinks beneath the waves off Indonesia, heading down nearly 1,000 meters in search of new species, ...

In a fascinating video, researchers have revealed a new and bizarre see-through species of sea slug floating around the midnight zone of the deep sea. It was first discovered in California by Monterey ...

From shallow reefs to pitch-black depths, the ocean is alive with sparkling lights. Fish, squid, clams and plankton have found a wide range of ways to glow, shimmer and flash, lighting up the dark ...

The splendid deep-sea coral Iridogorgia sp. Deep-sea octocorals that are known to be bioluminescent. Credit: NOAA Office of Ocean Exploration and Research. Note to editors: Photos illustrating this ...