A single mathematical number determines the shape and size of stalagmites, thus solving a mystery hidden in caves.

If you can’t get enough of Florida’s underground world, head to the caves in Withlacoochee State Forest near the Gulf Coast ...

Follow a waterfall underground when you attempt this beautiful—yet slightly daunting—cave trail in Alabama.

Its most well-known attraction is an underground boat tour. The measure of a city's quality of life often comes down to its connection to nature. Right off Nashville Road in Bowling Green, steps away ...

This fascinating underground attraction in upstate New York takes intrepid travelers deep below the surface for an ...

Climate history recorded in a calcite deposit in a southern Nevada cave indicates that the hot, arid southwestern United ...

The cave bear, Ursus spelaeus, was a prominent member of the Pleistocene megafauna in Europe, whose evolutionary history and ecological dynamics continue to captivate palaeontologists and evolutionary ...