The newly described mosasaur Tylosaurus rex spanned up to 43 feet (13 meters) long and may have been one of the fiercest ...

A new exhibition at London’s Natural History Museum shines a light on Jurassic marine life and asks what their extinction could teach us about protecting the oceans now.

Trove of fossils discovered in Canada sheds light on "when life first became large, complex and unmistakenly animal." ...

Earth has a flair for dramatic resets, though it usually takes millions of years to deliver them. Over its long history, life has been knocked back by volcanic eruptions, climate swings, changing seas ...

Scientists have finally identified the mysterious “golden orb” discovered deep in the Gulf of Alaska during a NOAA expedition ...

Scientists discovered hidden phosphorus spikes in ancient limestone that may help explain two of Earth’s worst marine mass ...

After a long, winding road of tests, researchers at the Smithsonian’s National Museum of Natural History and other institutions determined that the strange blob once attached a large sea anemone to a ...

As ships return to the Strait of Hormuz, mines, sonar, and congestion continue to reshape the Gulf beneath the surface. But the ceasefire has not cleared the water. Naval mines, residual military ...

Researchers have uncovered new evidence that short-lived spikes in ocean phosphorus may have played a major role in two of the most severe marine extinctions in Earth's history. Dr. Matthew Dodd from ...

As deep-sea waters warm, scientists expected trouble for the microbes that help keep ocean chemistry in balance. Instead, researchers found that Nitrosopumilus maritimus can adapt to warmer, ...

Can we safely remove carbon dioxide from the atmosphere by counteracting ocean acidification? Maybe, suggests a trial in which ships poured 65,000 litres of alkaline sodium hydroxide into the Gulf of ...