The Great Basin National Park was rated as one of the most disappointing parks in the country. Here's what isn't ...

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 ...

Student Jacqueline Heggen showing off glowing formations within Wind Cave. (Joshua Sebree via SWNS) By Stephen Beech Fluorescent caves deep below America show how alien life could exist on one of ...

If you’ve ever been on a cave tour where the guide shines a black light, you’ve seen the walls and formations glow. The stunning fluorescence is often the result of impurities trapped in calcite rocks ...

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 ...