America's geological wonders don't need erupting volcanoes to create breathtaking spectacles that look straight out of a science fiction movie. From towering mushroom-shaped rocks to mysterious moving ...

With temperatures dropping to nearly minus-400 degrees Fahrenheit, it's probably wise to at least bring a heavy coat and wear a layer of long underwear if you're going to visit icy Pluto.If you'd ...

It’s a place renowned for its stark beauty and otherworldly landscapes. Yet beneath the alien terrain of Anglesey’s Parys Mountain (Mynydd Parys) lies another world that’s every bit as strange and ...