Fossils from Qatar have revealed a small, newly identified sea cow species that lived in the Arabian Gulf more than 20 million years ago. The site contains the densest known collection of fossil sea ...

Mosasaurs, giant marine reptiles that existed more than 66 million years ago, lived not only in the sea but also in rivers.

Scientists discovered a brand-new species of sea anemone, and it's got a special relationship with a common crab.

Researchers at the Natural History Museum detected a 32% drop in deep-sea biodiversity following extensive observation after deep-sea mining.

The rare creature, called Haliphron atlanticus, was seen by the Monterey Bay Aquarium Research Institute’s biodiversity and biooptics team on Nov. 6, the institute confirmed to SFGATE via email. Prior ...

As demand for cobalt, nickel, and other critical minerals surges, governments and companies are eyeing the deep ocean floor.

In the inky blackness nearly 10,000 meters below the Pacific Ocean, scientists have discovered strange animals that may hold ...

This documentary uncovers ocean organisms that break size records while remaining almost entirely unseen. It explains how ...

Roundworms recently discovered in Great Salt Lake are new to science. A new study by University of Utah biologists characterizes D. woaabi, the first of two nematode species collected from the lake's ...

The Metals Company wants to be the first firm to commercially mine the seafloor. The study it funded suggests that mining ...

Today, the Arabian Gulf is home to manatee-like marine mammals called dugongs that shape the seafloor as they graze on ...

Looking out of the Fendouzhe submersible, more than nine kilometres below the ocean surface, Mengran Du knew she was seeing ...