The ocean is full of surprises, and scientists are still finding creatures that seem almost unreal. From tiny reef animals to ...

These spheres from the abyss conceal creatures with startling biology.

Deep-sea creatures adapt to darkness and pressure with bizarre, often bioluminescent features.

Few have explored the ocean’s deepest depths – but those rare few have shared images of the strangest, most mysterious ...

The ocean floor is becoming a massive plastic dump, with debris accumulating in deep-sea canyons and harming marine life.

Ted Judah went diving off McAbee Beach in Monterey Bay when he caught sight of a 'silvery knife blade undulating thing,' ...

Some animals do not have red blood like humans. From spiders to octopuses, their copper-rich blue blood helps them survive ...

Deep sea holds alien-like species. The frilled shark, a living fossil, remains a mystery. Its unique anatomy includes six frilled gill slits and a trident-like mouth. This predator hunts with stealth, ...

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

An incredibly rare deep-sea fish has been spotted on the California coast.

In The Biology of Subnautica | Part II, delve deeper into the alien ecosystems of Planet 4546B, examining the complex interdependencies and survival strategies of its marine life. This installment ...

Scientists in New Zealand have discovered what may be the biggest example of the species ever recorded—at more than 13 feet ...