The ocean is home to some of the most extraordinary creatures on the planet. From tiny deep sea hunters to massive gentle ...

Darkness dominates most of the ocean. Sunlight fades quickly as you descend, and by the time you reach the deep sea, natural ...

In Earth’s deepest waters, survival depends on aggression, stealth, and biology built for killing in darkness. This video counts down nine of the creepiest deep sea creatures, revealing how their ...

Far below the ocean's surface, where sunlight fades into a cold blue darkness, the goblin shark moves slowly through the 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 ...

Rare fossil finds show colossal octopuses were among the top ocean predators during the Cretaceous Period, according to a new study.

Most predators slow down when ocean temperatures shift. Great hammerhead sharks don't—not significantly anyway. These ocean predators are masters of the "thermal hustle," maintaining peak hunting ...

Study reveals a 60-foot kraken-like octopus that may have rivaled ocean predators, reshaping views of ancient marine ...

Dunkleosteus ruled a restless Devonian ocean, where armor met innovation. Here’s how modern science is rewriting the story of ...

Of all the schemes that humans have devised to keep sea lions from gorging on the salmon of the Columbia River basin, none has worked for long. Local officials and researchers have chased sea lions ...