From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

In 2026, these Ohio cave tours and underground adventures offer hidden beauty, cool air, and unforgettable experiences.

In the not-too-distant future, the search for signs of life on Mars and the moon could see the next generation of robots exploring a new frontier: subsurface lava tubes. These missions could also help ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Mars, the Red Planet, has long captured our imagination as a possible home for life. Recently, a team of scientists uncovered a groundbreaking discovery: caves on Mars formed by water, potentially ...

Looking for an adventure that’s cool (literally) and completely out of the ordinary? The United States is home to some of the world’s most fascinating cave systems, each with its own story carved by ...

When the summer sun is blazing, there’s no better way to cool off than by heading underground. Caves offer a naturally air-conditioned escape, along with a chance to explore some of the Earth’s most ...