The critically endangered whitefin swellshark, a little-known deep-sea species, faces a grim future as climate change ...

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.

Beachgoers were shocked to discover an oarfish — a creature whose appearance, according to folklore, can be a good omen or a harbinger of doom.

These rare deep-sea fish have a horrifying appearance with large mouths and lots of teeth to catch prey in the deep ocean.

Militaries and startups use artificial intelligence to sift through vast amounts of data and power autonomous underwater ...

The Japan Trench, a vast tectonic chasm along the Pacific Ring of Fire, is known for its extreme depth—stretching 5 miles ...

West Philippine Sea is the name given by an administrative order (AO) of then President Benigno Aquino III to Philippine territorial waters west of the country. Aquino’s AO said West Philippine Sea ...

Look at this creature. It's a type of slug that lives in the sea. It's a wonderful colour. It's called a Spanish dancer. The Spanish dancer sways around in the water a bit like a dancing lady.

Arctic daily sea ice extent continued to hover near record daily lows in January, with the ice edge well northward of its long-term average position in most areas. In contrast to the cold conditions ...