In the ocean's twilight zone, where the reach of the Sun fades to nothing, an epic migration begins every time night falls.

The ocean is still one of the biggest mysteries on Earth, and the deeper you go, the stranger it gets. Far below the surface, where sunlight can’t reach, lives a world full of creatures that look more ...

The ocean’s deepest reaches harbor some of the most alien and terrifying life forms on Earth. Far below where sunlight fades to eternal darkness, creatures have evolved in ways that seem to defy ...

In a recent two-week voyage through the southern Atlantic, scientists uncovered an astonishing array of 31 previously unknown ...

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

The ocean is still one of the biggest mysteries on Earth, and the deeper you go, the stranger it gets. Far below the surface, where sunlight can't reach, lives a world full of creatures that look more ...

A two-week expedition off Brazil's coast uncovered 31 previously unknown marine species, highlighting just how little is ...

The vast majority of our planet remains a complete mystery, hidden beneath miles of crushing water where sunlight never penetrates. In this eternal darkness, evolution has taken a path so bizarre that ...

Add Yahoo as a preferred source to see more of our stories on Google. Octopus cyanea found in the both Indian and Pacific ocean. It grows to 16 cm in mantle length with arms to atleast 80 cm.© ...

It’s a deep blue creature in the deep blue sea. Scientists were delighted after discovering a new species of tiny, blue octopus nearly 6,000 feet down off the Galapagos Islands, per a study published ...

Scientists pulled 40,000 fossil spine fragments from the deep ocean floor and traced sea urchins living there for 104 million ...