A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

The deep ocean is home to one of the strangest phenomena on Earth: bioluminescence. Scientists estimate that more than 75% of ...

A decade after they vanished from the ocean, the discovery of this lost colony of sunflower sea stars offers new hope for ...

Sea squirts in the Antarctic could offer us a novel way to kill melanoma cells – that is, skin cancer – without harming ...

Deep-sea explorers discovered tiny, jet-black spheres clinging to rocks nearly four miles beneath the Pacific Ocean. These ...

Worried onlookers called Marine Mammal Center volunteers to save a stranded sea lion - but they couldn't reach it. "What was ...

Sea stars can produce eggs for up to 200 years. Their surprisingly human-like ovaries may offer clues about fertility and reproductive aging.

So if you’re needing your alien fix this week, here are the five best alien movies worth adding to your Netflix watchlist. It only makes sense to start off this list with an actual alien invasion ...

China’s mysterious sail-less submarine hints at a stealth-focused design that could reshape future undersea warfare.

Researchers have wondered whether Praearcturus gigas was a giant crustacean called an isopod or some other creature. A new ...