Narrator: The Mariana Trench is the deepest point on Earth ... Now, like lobsters, these animals have hard exoskeletons made of calcium carbonate, which you normally wouldn't find down here ...

Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same mutation across fish species that have evolved on separate timelines — ...

A new study analyzes the evolutionary history of 11 deep-sea species from environments stretching from the central Indian ...

We were amazed at this to-scale map we found on Tumblr depicting the Mariana Trench, the deepest part ... the largest animal known to Earth. Read next Jump to ...

Scientists sampled fish living in the Pacific's Mariana Trench and trenches in the Indian ... cusk-eels and lizardfish that live in the hadal zone — the region about 19,700 feet (6,000 meters ...

Consider the chilling possibility that the massive Megalodon shark is still alive and lurking in the deepest parts of the ocean.