Horrors of the Deep

Microeledone galapagensis, a tiny blue octopus, is new to science

The two-masted schooner was fully intact—a rarity in Great Lakes shipwreck finds.

The location of the HMS Endeavour, a lost ship belonging to 18th-century British explorer Captain James Cook, has been confirmed as Rhode Is

Researchers found that small sea creatures exist in equal number with pieces of plastic in parts of the Great Pacific Garbage Patch, which c

It’s called coastal darkening, and scientists are just beginning to explore it.

Some of the top images from the 16 categories of underwater photography in this year’s competition.

During the final dive of this year’s Nautilus expedition season, our team discovered a whale fall while exploring Davidson Seamount off central California’s ...

Louisiana scientists are using alligator carcasses to better understand the Gulf of Mexico's darkest depths.