Marine biologists based in the Whitsunday Islands have discovered a previously unknown feature in the Great Barrier Reef: a "blue hole". The rest of this article is behind a paywall. Please sign in or ...

The Great Blue Hole drops over 400 feet straight into darkness, and every layer becomes more hostile than the last. Above ...

A remote site of healthy coral discovered by Daydream Island Resort will be surveyed as part of a major pilot project to help conserve and protect Great Barrier Reef. Citizens of the Great Barrier ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Belize's Great Blue Hole is one of Earth's most mysterious features. Anyone peering into the 125 metre (410ft) deep pit will wonder what secrets – and stories – lie beneath. Now, scientists have ...

Researchers have found a blue hole they say is the deepest in the world—and they’ve yet to find where it bottoms out. The formation is the Taam Ja’ Blue Hole in Mexico’s Chetumal Bay, and it has so ...

Richard Branson has found plastic at the bottom of the world's biggest ocean sinkhole. The billionaire dove into the abyss with Fabien Cousteau, the grandson of French explorer Jacques Cousteau, and ...