During periods of lower sea level, when caves were dry, stalagmites and stalactites ... geologic structure of the inland blue holes—deep, dark, sheltered, with little tidal flow—specialized ...

From crystal-clear waters to amazing rock formations, cave swimming is an adventure that is both thrilling and peaceful. Here ...

Take a deep breath and dive below the surface with cave-diving experts and scientists in the video above. Find out what it takes to plunge into the dark and mysterious world of underwater caves. Caves ...

Dark Star’s passages are deep underground, yet many are 10,000 feet above sea level. The thin air at that altitude ups the physical challenge of negotiating the cave. Two days later I am at the ...

The Xingren golden-lined fish lives only in caves near Xingren City, China, and the species is seemingly in the middle of ...

Photo from Qin, Liu, Zhang, Shi, Du and Zhou (2025) In an underground cave of southern China, an eyeless river creature with an externally “visible” skull moved through the dark waters ... →Diver ...

There are caves all over the planet, but only a few have been explored. These dark spaces are sheltered from the weather ... However, what is really interesting is there aren't any blind fish in the ...