When deep-sea researchers sent their underwater robot more than one mile deep in waters off Hawaiʻi, they were surprised to ...

It's a strange sight, to be sure: thousands of sailboat-like gelatinous organisms all arrayed on a beach like the landing of ...

The warty comb jelly, Mnemiopsis leidyi, a fascinatingly weird creature that can regenerate parts of its body, reproduce from ...

Step into Maine’s strangest museum, where Bigfoot, mermaids, and legendary creatures come together in one unforgettable, ...

Researchers studied more than 100 species of anglerfish to learn more about the secrets of their legendary lures.

A humpback whale landed on a wing surfer after breaching the water, and a Go Pro caught the incredible moment on camera.

Scientists have found evidence that a 300-million-year-old sea creature previously thought to be the world's oldest octopus is actually a nautilus relative.

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 video above takes viewers beneath the waters off Bali, Indonesia, where a truly unusual marine animal glides across the seafloor. At first glance, it looks almost unreal — soft, translucent, and ...