Two titans of the tide pool go claw-to-claw in this epic underwater encounter! Watch as the lightning-fast mantis shrimp ...

As a biodiversity hotspot, Socotra was once the preserve of intrepid archaeologists and die-hard birders—but now, its alien ...

According to the rules of caving, when two cave systems are connected, the largest cave absorbs the smallest, so the name of the latter disappears. The next goal will be to connect Sac Actun with ...

"I do live by donations, and when I get low, I say, 'Lord, I need big monies,' so it's kind of a joke between us," said the 57-year-old hermit who lives a life of prayer and semi-solitude in a ...