Spiders in this toxic sulfur cave have built a thriving spider metropolis and the largest spider web complex in the world!

In two villages in the Guizhou Province of China, sloping caves hold water below the surface. Their openings lead down nearly 1,000 feet to large pools of water, their total expanse unknown because of ...

The Descent is a great horror movie, but it probably didn't need a sequel. It got one anyway, and some editing choices made ...

By Joshua Zukas Thirty-five years ago, a Vietnamese hunter stumbled across the biggest cave on the planet — then promptly ...

Scientists discover a new species of spiny dragon millipede, Desmoxytes group, found exclusively in damp caves and with ...

Six friends enter a cave system looking for a spelunking adventure, but the creatures that await them are hungry for blood.

In karst caves in southern China, two new species were discovered in cages set by researchers. Rui Marinho via Unsplash In two villages in the Guizhou Province of China, sloping caves hold water below ...

In two villages in the Guizhou Province of China, sloping caves hold water below the surface. Their openings lead down nearly 1,000 feet to large pools of water, their total expanse unknown because of ...