What looked like a dirty farm sinkhole quickly turned into something much stranger. The hole was packed with trash, bottles, ...

Experts and cave divers in Mexico’s Yucatan peninsula have found ocher mines that are some of the oldest on the continent. Ancient skeletons were found in the narrow, twisting labyrinths of ...

Deep inside the dense limestone forests of Phong Nha-Ke Bang National Park, where sharp karsts rise above the canopies and rivers vanish into the earth, a team of explorers followed a rumor that would ...

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St. Louis has experienced several sinkholes over the past few months. St. Louis has experienced several sinkholes over the past few months. The Metropolitan Sewer District explains the difference ...