They found remains of animals that have never been uncovered in Central Texas. The fossils hint that the region was warm, ...

There are over 80 miles of hiking trails at Mammoth Cave National Park. Whether you want to take in some river views or trek ...

Vietnam's Son Doong, the world's largest cave passage, started its life millions of years ago as a crack the width of a piece ...

This week's 60 Minutes takes viewers deep into the largest known cave passage in the world. The journey was one of the most ...

This is the 11th prehistoric skeleton found in Mexico’s cenotes — and researchers say the caves may hold many more.

A University of Texas paleontologist has discovered fossils of prehistoric animals in a cave in Central Texas that have never ...

Researchers found a long-lost ice age ecosystem in Bender's Cave, Texas ...

Son Doong, the world's largest cave passage — big enough to fit a skyscraper — is deep inside a Vietnamese jungle. Exploring ...

A paleontologist snorkeling through the dark underwater passages of a Texas cave made a startling discovery: the streambed ...

Discover 3 hidden spots in Mammoth Cave National Park you didn’t know existed, from secret overlooks to lesser-known trails ...