Deep within the sea lies another world entirely. It’s a world of complete darkness, where light is absorbed thousands of feet ...

Eerie yet fascinating footage shows the 10-metre-long sea creature gently pulsing and swirling its way through the dark ...

This is the moment deep sea explorers captured an incredibly elusive creature on camera – the giant phantom jellyfish. Eerie footage shows the rare animal, which has only been filmed around a dozen ...