The Great Barrier Reef – the world's largest reef system that's "one of the richest and most complex natural ecosystems on Earth" – is once again undergoing a mass coral bleaching event. Officials ...

University of Sydney marine biologists have identified a devastating combination of coral bleaching and a rare necrotic ...

STORY: Most of Australia's iconic Great Barrier Reef is suffering from coral bleaching, according to a report released on Wednesday. That's just days after climate experts raised concerns about ...

CANBERRA, Australia (AP) — An Australian government agency says the Great Barrier Reef is suffering widespread and severe coral bleaching due to high ocean temperatures two years after a mass ...

What impact do heatwaves have on coral reefs? This is what a recent study published in Limnology and Oceanography Letters hopes to address as a team of researchers from Australia investigated coral ...

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, a new study has ...

For the past nine months, the world has repeatedly smashed heat records on land. But February marked a particularly unsettling record for the ocean: Average global sea surfaces climbed to the hottest ...

The southern Great Barrier Reef is suffering from extensive coral bleaching due to heat stress, the reef’s managers said Wednesday, raising fears that a seventh mass bleaching event could be unfolding ...

Australia’s Great Barrier Reef is experiencing one of its worst bleaching events since monitoring began nearly four decades ago, authorities say, with much of the famed reef showing signs of damage as ...

New study suggests climate change is happening too quickly for corals to adjust Scientists at the University of Sydney have ...