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.

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 ...

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 ...

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 ...

A tour boat capsized inside an Erie Canal water cave near Niagara in upstate New York on Monday morning, leaving one person dead and 11 others injured Ingrid Vasquez is a Digital News Writer at PEOPLE ...

Underwater caves can be found around the world, but appear and develop differently according to their environment. Caves in warmer waters can be home to coral reefs, while ice caves have less abundant ...

Beneath the idyllic resort towns of Mexico's Yucatan Peninsula, daring explorers have uncovered a hidden world of grand chambers and twisting tunnels. The Ox Bel Ha, Mayan for 'Three Paths of Water', ...

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 ...