New types of foraminifera and sea urchins replaced ... Meanwhile, smaller reptiles that survived the Cretaceous, such as turtles, snakes, crocodiles, and lizards, basked in the tropical warmth ...

About 66 million years ago, scientists believe, a city-size asteroid crashed into Mexico’s Yucatán Peninsula, precipitating a series of worldwide catastrophes: a massive earthquake, landslides ...

ULAANBAATAR: A previously unknown species of ancient mammal that lived alongside dinosaurs during the Cretaceous period, about 90 million years ago, has been recorded for the first time in Mongolia.

Instead, poor fossilization conditions and unexposed late Cretaceous rock layers mean they're either not preserved or hard to find.

When the asteroid arrived at the end of the Cretaceous period, the dinosaurs disappeared. But they weren’t the only creatures that were affected. “Tree dwelling mammals struggled after the asteroid ...

Photo: Courtesy of the Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences The North China Craton destructed during the Early Cretaceous formed numerous small ...

For decades, the Yixian Formation was known as the "Pompeii" of the dinosaur world. Anan early Cretaceous formation in northeast China, it holds some of the best preserved fossils on Earth and is ...

Get Instant Summarized Text (Gist) The perceived decline of dinosaurs before the asteroid impact 66 million years ago may be due to a poor fossil record rather than an actual decrease in species ...

Dolomite is widely developed in the Xisha Islands, and there are numerous views on its genesis, with no uniform understanding at present. In this paper, the formation mechanism of dolomite of the Xike ...

My husband gave me the microscope, aware of my growing obsession with the small—an interest sparked by my introduction to foraminifera (forams for short), single-celled organisms of an ancient ...

The researchers then estimated the likelihood of each of the dinosaur clades occupying the different grid cells at four time points within the final 18 million years of the Cretaceous period.