Hang Sơn Đoòng in Vietnam is a surreal underground world featuring its own forest, river, misty clouds, and massive chambers ...

Prologue I learned a few things about Plato in high school and in my university classes on ancient and medieval Greek history. I improved that meager ...

The mysteries of the Lower Pecos cave paintings in West Texas are finally coming to light, courtesy of an intrepid new study.

Sediment DNA also traces life outside the cave. Predators dragged prey into sheltered chambers, humans left waste behind. By ...

Eight "skylights" may be entrances to underground spaces where evidence of ancient microbial organisms could be found.

The dental development of modern bears does not follow the typical pattern seen in most mammals. The reason lies millions of ...

A recent study spotted water carved cave openings in Mars Hebrus Valles region, hinting at sheltered places where signs of ancient microbes could survive.

International research and highly-specialized divers are bringing an underground, underwater world to the surface ...

A new study published in Science Advances overturns a long-standing paradigm in climate science that stronger Northern ...

In Spain, the Cave of the Bats, Albuñol, held a major secret: bowstrings discovered in the 19th century predate those used by ...

Forty-one millennia ago, deep inside a Belgian cave, Neanderthals left behind a disturbing legacy. Mixed in with the ...

“This caught our attention because there is no evidence in the archaeological record that wolves ever lived on these islands, ...