Cretaceous climate crisis with extreme heat and ocean anoxia led to the extinction of powerful marine predators.

A research ship from the National Oceanic and Atmospheric Administration will be in the waters of the Marianas beginning April 15 as scientists study the health of coral reefs in the region.

Geologists have uncovered the fossil of a mosasaur, an ancient aquatic predator, in Mississippi. Often referred to as a “sea ...

Among them were pliosaurs with giant jaws, toothy crocodile-like reptiles (thalattosuchia), and sleek, fast, fish-shaped ...

So many extinction-level events happened in ancient times, it is a wonder anything survived. These the ones that killed the ...

The marine predator fossils represent one of the most complete plesiosaur specimens in the Perot Museum of Nature and Science ...

The highest trophic niches in Mesozoic oceans were filled by diverse marine reptiles, including ichthyosaurians, ...

According to George, the Central Valley is home to a number of significant fossil finds—including California's state dinosaur ...

Geologists near Starkville found a bone of a Mosasaurus hoffmannii, one of the biggest species of mosasaurs, which could ...

If confirmed, an ocean “teeming” with marine life is possible. Astronomers have detected the most promising signs yet of a possible biosignature outside the solar ... More system, although ...

The Hauterivian stage was a slice of the Early Cretaceous period, and Fiona’s bones add crucial information about marine reptile life from that time. Her almost complete skeleton is especially ...

Next is the Mesozoic Era, which means ‘middle life’ and spans 252 to ... oceans were dominated by whale-sized marine reptiles. In the Cretaceous period, the dinosaurs dominated the land ...