Stretching over 1,200 miles, Australia's Great Barrier Reef is the largest structure on Earth built by living organisms. Even for its size, it houses an incredible biodiversity -- literally ...

On the Great Barrier Reef a remarkable grouper uses sign language, dubbed the headstand signal, to reach out to an entirely different creature, a reef octopus, to flush small fish out of their ...

Mass coral mortality is the worst it has ever been. Some experts say neither side of politics is prepared to reckon with ...

On the Great Barrier Reef, bleaching is underway in the northernmost section. This is the sixth bleaching event on the Great ...

In 2016 and 2017, marine heat waves caused by climate change resulted in mass bleaching, which killed about half of the corals on the Great Barrier Reef, along with many others around the world.

To say that the Great Barrier Reef is the world's largest coral reef may be understating things; the Australian government notes that it is "the only living organic collective visible from Earth's ...