Scientists on Wednesday released new footage of the widespread devastation across Australia's Great Barrier Reef. The reef's ... this year following an extreme underwater heatwave in 2015-2016.

Narrator: This is the Great Barrier Reef ... It's often quite loud underwater when you're diving on a coral reef that's healthy. So, you know, it's just amazing and beautiful.

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 ...

Wreckage from an Australian WWII aircraft has been discovered deep underwater on the Great Barrier Reef. The Royal Australian Air Force said the plane was used to fight the Japanese in 1942 when ...

The Great Barrier Reef, one of the most stunning natural wonders of the world, is facing its greatest challenge yet—an unprecedented rise in ocean temperatures. This increase in heat, the highest ...

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.

Declared a UNESCO World Heritage Site in 1996 – along with six other areas surrounding Belize's barrier reef ... Great Blue Hole. Apart from being able to descend into the depths of the ...

Recorded using underwater microphones, this cacophony can sound to our ears remarkably like frying bacon. Listen for yourself and read on to discover the cause. Listen to an audio recording from Lady ...