The world’s longest underwater cave system now stretches an astonishing 524 Kilometers, a hidden labyrinth that, in raw ...

Few know about this gigantic Arizona cave, where a hidden beach waits to surprise adventurous visitors seeking something ...

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 ...

Is there life in Martian caves? It’s a good question, but it’s not the right question—yet. An international collaboration of scientists led by NAU researcher Jut Wynne has dozens of questions we need ...

P Knodell and A Brandt in the second room in the Discovery Cavern at Natural Bridge Caverns in 1960. (Courtesy Photo via Natural Bridge Caverns) SAN ANTONIO – Natural Bridge Caverns celebrated 60 ...