Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

Marine researchers on a mission to record life hidden in the world's oceans have reported they found about 100 potential new species - including one mystery starlike creature. The expedition team ...

As companies search underwater for resources, scientists are taking inventory of the ocean-dwelling creatures that could be disturbed or harmed by deep-sea mining.

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

Researchers inside a deep-sea vehicle collected sea cucumbers from the seafloor, then discovered two new species. Jong Marshes via Unsplash Off the western coast of Australia, the Wallaby-Zenith ...

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