Three months ago, Xisco Gràcia experienced what he describes as every diver's worst nightmare - he found himself in an underwater cave, relying on an air pocket for survival. As hours turned into ...

Submerged beneath the surface, underwater caves harbour a certain mysterious allure. Thanks to adventure-loving divers, we get a glimpse of these places below the water surface. They plunge into ...

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 ...

Coastal and underwater cave sites in southern Sicily contain important new clues about the path and fate of early human ...

But there is hope, says Thymann, and documenting this dense habitat of underwater caves may be the first step in protecting the manatees that live there. Receive a weekly dose of discovery in your ...