Masters of disguise, the leafy sea dragon is one of the trickier ocean critters to spot. Here's why these mythical-looking animals dazzle us—and how to take the perfect photo.

I went scuba diving at the bottom of a deep rock quarry with my friend Jacob from ‪"Chaos Divers"‬. We were shocked to find a sunken school bus, a motorcycle, and a few airplanes! But what we ...

Traces of organisms detected in sediments from 7.5 kilometers below the ocean surface reveal how organisms living in the deep sea are engineering their own environments. Analyses of sediment cores ...

Organisms in the deep sea rely on gravity flows to lay down sediment and then make burrows beneath the seafloor, according to a new study.

Focus Features' Last Breath is inspired by a death defying real-life underwater rescue that took place in 2012.