Earth's oceans may have been green for billions of years until the first photosynthetic organisms flooded our atmosphere with ...

Traces of organisms detected in sediments from 7.5 kilometers below the ocean surface reveal how organisms living in the deep sea are engineering their own environments. Analyses of sediment cores ...

Organisms in the deep sea rely on gravity flows to lay down sediment and then make burrows beneath the seafloor, according to a new study.

Marine biologists will drop 120 tonnes of rubble onto the sea floor off the coast of south-west Victoria to grow new sponge ...

“Once saturation is reached, the diver can stay at the bottom for days, weeks, and months without needing any additional ...

Dark oxygen’ sounds sexy and mysterious, but science rarely delivers on its amorous threats. In this case, dark oxygen refers ...

The deepest regions of Earth's oceans, known as the abyssal and hadal zones, lie at least as far under the water's surface as Mount Rainier's peak rises above the land surface. These great depths of 4 ...

This idea runs counter to the usual belief that oxygen only forms in sunlight through photosynthesis ... cobalt and nickel – uncovered ferromanganese nodules resting on the ocean floor. Ferromanganese ...

A pair of scuba divers have captured amazing footage of marine life by leaving their GoPro on the ocean floor. Brittany Ziegler, 34, and her best friend Bettina Aelley, 38, have been live-streaming ...

THE UK's first ever underwater "city" has been unveiled ... of the Epipelagic zone – the "deepest point" that sunlight reaches into the ocean. This is an extreme depth that can't be reached ...

Scientists are pioneering an underwater living space and hope to ... First in the quarry, then on the ocean floor. Subscribe free to our weekly newsletter for exclusive and original coverage ...

Known as A23a, the 1,400-square-mile iceberg had been stuck on the ocean floor near Antarctica for 37 years after splitting in 1986 from the Antarctic’s Filchner Ice Shelf. But it began to ...