Cave explorers have traversed what’s now the deepest known cave in Australia. On Saturday a group of explorers discovered a 401-metre-deep cave, which they named Delta Variant, in Tasmania’s ...

Just three years ago, a group of Idaho men traveled to an unnamed Western state and in an unnamed range of rugged mountains, hiked up a steep trail. At the top, they unraveled climbing ropes, stepped ...

Caves are some of the most interesting and perplexing features on our planet. Here's how they form! Oh yeah and I did the math wrong in comparing the size of the cave to the grand canyon, turns out ...