On Thursday, as a National Geographic expedition was exploring the waters around the Solomon Islands, its members spotted ...

The gigantic standalone coral is about 600 feet in circumference and has grown uninterrupted for three centuries, according ...

I went diving in a place where the map said there was a shipwreck and then I saw something,” said the cinematographer who made the stunning discovery.

Photographs of seahorses taken by scuba divers revealed evidence of a long-lost species of marine worm that hasn’t been seen ...

The world's biggest coral — an organism made up of about a billion polyps — is about three times bigger than the previous ...

The behemoth coral, discovered in October in the Solomon Islands, is longer than a blue whale and older than the United States.

A group of scientists working aboard a research vessel in the southwest Pacific Ocean has discovered the world’s largest ...

The "mega" coral is 112-feet wide, 105-feet long and 18-feet high, making it larger than a blue whale, the world's largest ...

When life gave her lemon sharks, Nansi Bielanski Gallup made lemon shark art. Named for its yellowish color, the lemon shark ...

Coral larvae assimilate more nitrogen and trade it to their algae symbionts for glucose under elevated temperatures ...

These then become building blocks of coral reefs. Hard corals are of two types: LPS and SPS. These stand for large polyp stony and small polyp stony, though LPS are sometimes referred to as long polyp ...

Olowalu reef may offer hope of surviving climate change, just four miles from the Maui fire epicenter. Learn about ...