Record ocean heat has taken a devastating toll on one of the world’s greatest natural wonders, with coral bleaching on Australia’s Great Barrier Reef reaching “catastrophic” levels ...

Thousands of them float slowly and serenely to the surface against a deep blue background ... or a thousand years hence should today’s coral reefs be destroyed – as seems likely – by ...

The research team meticulously tracked the health of 462 coral colonies at the University of Sydney's Great Barrier Reef research station at One Tree Island over a period of 161 days. The results ...

Masses of them float slowly and serenely to the surface against a deep blue background. It is a rare privilege to see a coral ...

The kikumeishimodoki, or zebra coral, lies about 20 meters off the coast of the Kamo district of Tsuruoka in Yamagata Prefecture, which faces the Sea of Japan. The northern limit of the reef ...