French explorer Michel Siffre spent more than 60 days underground in July 1962 to discover how the human body would be ...

As a result, he decided never to live in a man-made building again. Instead, he found a small and peaceful cave on the ...

There are caves all over the planet, but only a few have been explored. These dark spaces are sheltered from the weather and provide a steady temperature, making them ideal homes for an enormous ...

Findings about the chemical makeup of cave systems can teach us about life in places humans have yet to reach.

Deep inside a labyrinthine cave in southwestern France, ancient humans who lived around 30,000 years ago carved horses, mammoths and rhinoceros into the walls, a fabulous prehistoric menagerie that ...

Scientists have struck gold while searching for fish in a Chinese cave, having discovered a brand-new species that’s not only got a gilded exterior, but also appears to still be evolving.

In the picture above, taken in November 2022, I’m standing inside the cave that served as our ‘Martian’ base for six days. Mars astronauts will probably live in caves to protect themselves ...

Mammoth Cave is home to a variety of animals known as troglobites — wildlife species that are specially adapted to live in a cave environment. These residents include eyeless fish, cave salamanders ...