Researchers say the dinosaurs weren’t yet in decline shortly before the extinction event, contradicting previous findings ...

In a significant palaeobotanical discovery, ptilophyllum fossils — leaf imprints preserved in sedimentary rocks — were ...

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

The sudden heat altered oceans’ chemical composition, which affected some top aquatic reptilian predators more than some ...

Dinosaurs ruled the Earth for over 150 million years. Compared to the mere 4–6 million years that scientists believe humans ...

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

Late Jurassic and Early Cretaceous oceans are known for enormous and fierce predators like pliosaurids with 2-meter-long jaws, toothy thalattosuchia ...

Between 252 and 66 million years ago, the ocean underwent a revolution. That's when plankton with calcium carbonate skeletons ...

Why do some ancient animals become fossils while others disappear without a trace? A new study from the University of ...

Hold onto your sense of balance. Scientists have found fresh proof that Earth doesn't just drift through space — sometimes, ...

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

Knife-toothed reptiles called sebecids went extinct on the mainland 10 million years ago. New fossil evidence puts them on an island 4 million years ago.