Back home, Peter marked the puka, or cave entrance, on a digital map and planned to return later—with the landowner’s permission—to see where the opening might lead. Author Joshua Foer ...

Within the caves, the monochrome lifelessness of the desert gave way to an exuberance of color and movement. Thousands of Buddhas in every hue radiated across the grotto walls, their robes ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. A mile and a half beneath the ocean’s surface, the ...

Foreign divers, including Ivan Karadzic (2nd left) and Erik Brown (3rd right), were part of the extensive rescue operations The rescuers who worked to save the group trapped in a Thai cave were a ...

The Thai cave complex where 12 boys and their football coach became trapped is a snaking system of caverns and crevices which posed a range of problems for rescuers. Some stretches of the Tham ...

A tourism brochure for New Zealand's Waitomo Caves from 1928 What’s waiting for us within the mysterious depths of a cave? It’s been the stuff of legend and campfire stories for centuries.

Our drive to understand the evolutionary history of life on Earth leads us to search for clues deep underground. Cave divers are at the forefront of this research, helping us access some of the ...

Carlsbad Caverns is a maze of underground caves born from an ancient tropical reef. The caverns house North America's largest cave chamber, "the Big Room," which boasts a floor area of 8.2 acres ...

14,700 years ago, in a cave in Somerset, our ancestors were eating other people. Museum research reveals these Ice Age Britons weren't eating human flesh out of necessity but as part of a ritual. 'The ...

This book is about the songs of a Western Pacific people, the Tikopia, who not so long ago lived entirely on a small remote island of the Solomons. Their songs vary from lively dance chants to ...

The pioneering Canadian cave diver has dived to depths as great as 140 metres in Bermuda. And in 2001, she became the first person to explore caves inside an iceberg in Antarctica. "They're ...