The geology teacher spent most weekends exploring and mapping the island's complex system of underwater caves. "Mallorca is much more beautiful underground than above ground," he says. Pere ...

In the Sac Actun Cave System, Cenote Pet Cemetery has a secret subterranean world of groundwater pools. (Photo: Canva) Sistema Sac Actun (Sac Actun System) is part of the longest underwater ...

Beneath the land surface of the Bahamas, the underwater caves known as blue holes stretch for hundreds of miles in all directions. Today, these labyrinthine passages host a variety of tiny sea ...

The Xibalbanus tulumensis remipede lives in the cenotes, which are the underwater cave systems on the Mexican Yucatan ...

Our goal was to map one of the world’s unique ecosystems: underwater caves, aka “blue holes.” Their biogeochemistry creates hot spots for extremophile life-forms. They also contain fossils ...

A group of divers have connected two underwater caverns in eastern Mexico to reveal what is believed to be the biggest flooded cave on the planet, a discovery that could help shed new light on the ...

In a flooded cave system in the Mexican state of Quintana ... But there is hope, says Thymann, and documenting this dense habitat of underwater caves may be the first step in protecting the ...

The CENIEH collaborates on an international project that investigates the first permanent human settlements and their ecological impact on this ...