The light changes, the air cools, and suddenly every twist in the path feels like the start of a real underground adventure.

On Sunday’s episode of The Excerpt podcast: Hidden beneath Earth’s surface are caverns and pathways that hold the secrets of our planet’s very beginnings. Even after decades of exploration, there are ...

A moon exploration simulation with robots was conducted in a Jingbo Lake volcanic lava cave in China. Research indicates that ...

Caving is often considered a risky hobby, but once you understand its appeal, it starts to make sense. Here’s why, for some people, the need to explore caves is so rooted in the flow state. Most of us ...

Mammoth Cave, located beneath Kentucky’s rolling hills, is the longest known cave system on Earth, extending a staggering 426 ...