Far below sunlight, scientists have filmed giant transparent animals that resemble alien spacecraft more than marine life.

In the dark depths of the ocean, food can be so scarce that animals may go months or even years between meals. Yet one ...

Singapore: This bizarre-looking 'alien' creature was caught by a deep sea fisherman in Singapore. Ong Han Boon, 54, was at his favourite fishing spot on the island of Sentosa where he cast his line ...

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 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 ...

This colourful creature is no alien, but it is a long way from home. For the first time, the presence of a type of tropical sea slug has been confirmed by scientists in UK waters. Spurilla neapolitana ...