The Hranicka Abyss is at least 1,325 feet deep, and likely goes down further. — -- A team of explorers believe they have discovered the deepest known underwater cavern the world in eastern Czech ...

A hidden lake beneath Turkey’s southern coastline has revealed its underwater formations in unprecedented detail. Inside ...

The longest known underwater cave in the world is even longer than we thought. As of the start of this year, cave divers have mapped 524 kilometers (325.6 miles) of a subterranean water 'web' near ...

Located east of Malaga, Treasure Cave long attracted divers and visitors without revealing its deeper historical importance. That changed when researchers identified human footprints preserved in ...

Researchers exploring Phantom Springs Cave near Balmorhea have documented new species in one of North America’s deepest underwater cave systems. The fragile ecosystem, accessible only to specialized ...

Morgan O’Hanlon: As you’re driving through West Texas and through Balmorhea, this kind of big open desert, you get to the Phantom Springs Cave and it’s this tiny little narrow crevice.

The ocean may be our best hope in fighting the climate crisis — but it needs our help. Due to its vast expanse, the ocean is able to capture at least 25% of the carbon dioxide released by humans into ...

Divers in Mexico's Yucatan Peninsula say they have discovered the world's largest underwater cave. Underwater archaeologists discovered last week that the cave system known as Sac Actun, located near ...

Adventure, Aegean Sea, Bodrum, Fethiye, Kaş, marine conservation, Marine life, Mediterranean sea, Türkiye, Underwater ...

A renowned underwater cave explorer died last week during an expedition inside the Texas cave where he set a world record a decade earlier. The body of 56-year-old Brett Hemphill was brought back to ...