At Caltech, researchers have turned living jellyfish into low-cost, remotely controlled ocean robots — creating real-life ...

From deep-diving whales to jellyfish with long trailing tentacles, these deep-sea creatures highlight how much we still have to learn about life in the ocean’s depths.

The deep-sea environment comprises a wealth of distinct ecosystems, such as hydrothermal vents, cold seeps and subsurface habitats. A multitude of bacteria and archaea live in these distant niches ...

A marine expert has issued a warning that monstrous jellyfish are likely to increasingly wash up on Welsh beaches in the ...

Monster jellyfish are likely to wash up on Welsh beaches in growing numbers in the coming years, a marine expert has warned.

The never-before-seen footage of sea creatures struggling in fishing nets is featured in National Geographic’s new documentary Ocean with David Attenborough.