Visitors explore Wind Cave National Park in South Dakota. With 130 miles of explored passages, it is among the world’s longest cave systems and a popular spot for spelunking enthusiasts.

Rocks on Iceland beaches confirm the Late Antique Little Ice Age, caused by volcanic eruptions, precipitated the fall of the Roman Empire.

A small settlement in Greenland is holding its collective breath as an iceberg of titanic proportions drifts dangerously ...

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

A trove of prehistoric Ice Age treasures are being exhibited alongside classic works of art to show why they deserve their ...

Best time to visit the ice caves The best time to visit Iceland's ice caves is winter, when they are the most stable. From November to March, the temperatures make it safer to explore as the ice ...

Iceland is a land of extremes, where molten lava and glacial ice exist side by side, shaping a surreal landscape that looks like something out of a dream or science fiction movie. In this video, we ...

Ice Age sea levels exposed vast plains supporting rich ecosystems and hunters. Knysna Cave reveals continuous human use, tool innovation, and shifting diets. Robberg tools show widespread tech sharing ...

Knysna Eastern Heads Cave 1 is the first site on the southern coast that provides a continuous occupational record near the end of the Pleistocene (Ice Age) and documents how life changed for ...

Deep in the Blue Mountains, archaeologists uncover artefacts that reveal secrets of the nation's Ice Age past.

Ice Age cave find upends what we know about Australia’s first people Glacier landscapes may not have been hurdles for early human migration, study suggests ...