In the western Pacific, the Mariana Trench isn’t the most popular travel spot. It’s frigid and bone-crushingly deep, not ...

A team of researchers has confirmed the discovery of the deepest known blue hole on the planet in the waters of Chetumal Bay, ...

Off the coast of Florida, deep at the bottom of the ocean, are massive blue holes that formed thousands of years ago. What the unexplored holes contain has remained largely a mystery — but now, ...

Mexico’s Tam Ja Blue Hole has been confirmed as the world’s deepest, reaching at least 1,380 feet. Scroll down to know what ...

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.

Divers have finally made it to the bottom of Belize’s iconic Great Blue Hole, but a dirty secret was lurking at the bottom of the pristine natural wonder. The Great Blue Hole is a giant marine ...

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 ...

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' ...