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

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

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

Australia’sGreat Barrier Reef has suffered its steepest coral decline in nearly fourdecades, according to a new government ...

It may look pretty, but this seemingly harmless shell is one of the deadliest creatures on earth. Marine experts are warning ...

Parts of the Great Barrier Reef have suffered the steepest annual decline in live coral cover following the worst bleaching events in nearly four decades. The Australian Institute of Marine Science, ...

It's believed the yacht ran aground at 2am on August 19. The injured man radioed the island's resort, and two staff members ...

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 Great Barrier Reef has experienced its greatest annual loss of live coral across most of its expanse in four decades of ...

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

Australia's Great Barrier Reef has suffered the largest decline in coral cover in two of its three regions over the last year, research released on Wednesday showed, following a mass bleaching of its ...

(CNN) — Parts of Australia’s iconic Great Barrier Reef, famed for its stunning colors and biodiversity, suffered the biggest decline of coral on record last year after a marine heatwave ...