Cave pearls are rare in Israel, which makes this discovery in the Jwoeizeh spring tunnel so much more special.

Scientists are delving deep into the belly of the Earth. Who are these cave explorers, what have they found, and what do they ...

In a flooded cave system in the Mexican state of Quintana ... Receive a weekly dose of discovery in your inbox! We'll also keep you up to date with New Scientist events and special offers.

The collection of "very rare" cave pearls includes examples that were found to contain archaeological artifacts—a world first ...

In recent decades Iliffe and other scientists have discovered an astonishing abundance of previously unknown organisms in these and other flooded caves around the world: more than 300 new species ...

Meet the 12 boys and their coach who spent almost three weeks deep inside a flooded Thai cave before ... July 2 that the boys had been discovered alive in the cave, his sister, Phanphatsa, 17 ...

Known as Cueva de los Cristales (Cave of Crystals), this hidden chamber in Mexico holds some of the largest natural crystals ...

British rescuer John Volanthen, one of those who first discovered the boys ... boys out before the rains brought more flooding and debris into the cave system. About 40% of the boys' journey ...

A cave in Galilee, Israel, has yielded evidence for ritualistic gatherings 35,000 years ago, the earliest on the Asian ...

Families of the missing group were ecstatic at news of their discovery ... The Tham Luang cave complex is regularly flooded during the rainy season which lasts until September or October.