Beachgoers have been urged not to touch the electric blue creatures by marine experts after hundred of the 'alien jellyfish' ...

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 ...

HUNDREDS of stunning blue sea creatures have washed up on a popular UK beach with mystery surrounding what they might be. The ...

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 ...

A SLIMY black sea creature has washed up on a popular UK beach – leaving many wondering exactly what it could be. The ...

Far below the ocean surface, some deep-sea creatures evolve into enormous versions of their shallow-water relatives — a ...

Add Yahoo as a preferred source to see more of our stories on Google. Stunning underwater footage has captured an eerie, alien-like sea creature gracefully swimming beneath thick Arctic ice. The ...

The creatures live on the surface of the water and wash up on beaches in the spring and early summer months. Despite their deceiving appearance, these flat, oval-shaped animals are not technically ...

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 ...

To survive the deep ocean, sea creatures need all kinds of adaptations that give them alien-like appearances, like huge eyes ...

The sting of a Portuguese man o' war is likely the most potent of stings in North America.