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With its vivid blue float and glowing, radiating tentacles, the blue button jelly looks more like a creature from science ...

Thousands of blue and purple sea creatures have been washing ashore in Ventura County beaches. These strange looking creatures are known as Velella velellas. They are related to jellyfish as well as ...

MARIN COUNTY, Calif. -- Have you seen them? Thousands of small sea creatures are invading Bay Area beaches. Marine experts say tiny colonies are washing ashore. The occurrence isn't rare, but rarely ...

SEASIDE, Ore. — Visitors at the Oregon Coast in recent weeks have spotted something unusual along some stretches of the beach: large clusters of small, blue-tinted creatures that look sort of like ...

Have you ever seen a blue sea creature like this one? The oceans of the world are home to some unusual creatures, and few compare to the likes of this sea slug. So, let’s dive a little deeper into ...

The vast array of organisms in the deep sea remains a mystery to humans. Now, marine biologists can add one more puzzle to the list. A collection of odd materials was discovered nearly four miles ...

A recent study suggests that deep-sea corals from 540 million years ago might have been the first animals to glow. Marine creatures use light for various purposes, such as startling predators, luring ...