This is only the second time the species has been recorded while alive. “I thought it was A.I.,” says fish biologist Kory Evans.

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

A snailfish can survive abyssal ocean depths because it has ... and has sensitive eyes to detect bioluminescence from other creatures. The deep-sea lizardfish is also hermaphroditic, meaning ...

The survival of deep-sea creatures in such extreme conditions is a testament to their incredible evolutionary adaptations, which enable them to endure and flourish in the abyssal depths of the ocean.

A deep sea creature known for living hundreds of meters below the water's surface in the darkness of the deep ocean was photographed in broad daylight last week — in what researchers are saying may be ...

Despite making up more than 70% of the Earth's surface, seas and oceans are largely unknown to science. It is estimated that we do not know even half of what happens in the aquatic ...

The terrifying deep-sea creature was spotted off the coast of Tenerife, a Canary Island beloved by British holidaymakers.

It's hard to say which is more remarkable to scientists studying this bizarre world thousands of feet beneath the sea: what these animals have to cope with, or what they have come up with to do ...