Researchers say pollution could spread rapidly through caves linked to Europe’s largest underground thermal lake.

In two recent papers, Saint Louis University researchers report finding high concentrations of microplastics present in a Missouri cave system that had been closed to human visitors for 30 years.

Penn’s Cave holds a title that no other attraction in the United States can claim. It is the only all-water cavern in America that welcomes the public for guided tours, and that distinction alone ...

Water rushed in and submerged the cave just hours after the boys were saved. Just hours after a boys soccer team was rescued from a partly flooded cave in northern Thailand, water rushed back into the ...

Hidden in the hills of central Portugal is the entrance to Alviela Cave, one of the deepest underwater caves in Europe. Reaching the dive site is an adventure on its own. The team spends hours ...

The main pump draining water from the Tham Luang cave complex stopped working shortly after the last member of the soccer team was saved. Some 100 rescue workers were still in the flooded cave when it ...

CHIANG RAI, Thailand-- The huge international rescue effort to get a boys' soccer team and their assistant coach out of a cave deep under a mountain in northern Thailand continued on Thursday, with a ...