Most corals live in colder waters worldwide. This latest type of black coral is unique in that it thrives in warm waters such as the Red Sea, which has a temperature of 22 °C.

The “gold coral” Gerardia and the black coral Leiopathes both grow several metres tall at depths of up to 500 metres on the Hawaiian seabed.

The narrow stretch of water known as the Strait of Messina, where the mythical sea monsters Scylla and Charybdis swallowed sailors and ships, hides the world's largest forest of black coral ...

Scientists examined 14 black coral species collected between 10 and 396 meters from around Hawai'i for the presence of algae using molecular and histological (tissue studies) techniques.

The company is now the world's largest manufacturer of black coral jewelry and Hawaii's largest jewelry retailer. It has more than 60 stores and kiosks in nearly every tourist spot in the islands ...

Coral reefs off the southeast coast of Taiwan have turned black with disease possibly due to sewage discharge, threatening fragile undersea ecosystems and tourism, a study released Friday said.