Beyond the beaches and resorts of the Bahamas, Andros Island is the country’s best-kept secret. A hidden world of blue and black holes pockmarks the coastline and interior. Andros has 200 blue holes, ...

Belize’s Great Blue Hole, pictured here, is probably the most recognizable blue hole. The newly discovered blue hole off the coast of Mexico is even deeper. Photo: The TerraMar Project Researchers ...

They were rolling in the deep. Scientists have identified what could potentially be the “deepest known blue hole” in the world, extending so far down that the bottom has not yet been reached.

Mexico's Taam Ja' Blue Hole is the deepest known underwater sinkhole in the world, researchers have discovered — and they haven't even reached the bottom yet. New measurements indicate the Taam Ja' ...

The co-founder and former CEO of OceanGate, the deep sea exploration company whose submersible notoriously imploded on a dive to the Titanic wreck last year, is heading back to the bottom of the ocean ...

Sinkholes don't just happen on land, they also happen in the ocean where they're known as blue holes. And now, researchers say they've found the deepest one yet on the planet – one so large that they ...

What are the most surprising Great Blue Hole discoveries so far? Could the mysterious tracks be from something still living down there? Off the coast of Belize lies the Great Blue Hole, a massive ...