A tour guide caught an amazing and incredibly rare sight while sailing along Australia's Great Barrier Reef. As the Cairns ...

Australia’s iconic Great Barrier Reef suffered its biggest ever decline last year after a marine heatwave bleached vast swathes of hard coral, a new report has found.

The recent discovery of five new coral species around the Indo-Pacific could have critical implications for reef management.

Australian authorities say the Great Barrier Reef has experienced its greatest annual loss of live coral in four decades.

Australia's Great Barrier Reef has suffered the largest decline in coral cover in two of its three regions over the last year ...

Scientists from the University of Technology Sydney are searching for “super corals,” species that are naturally more ...

Reefs have been battered by cyclones and starfish that eat coral, but heat stress driven by climate change is the main cause ...

The whale shark — a shark, not a whale — is the largest fish in the world, roughly the length of a city bus. Whale sharks ...

"The Great Barrier Reef is such a beautiful, iconic place, it's really, really worth fighting for. And if we can give it a ...

The Great Barrier Reef has recorded its largest annual coral loss in nearly four decades, driven by climate change and mass ...