The idea that extreme climate change could one day cause a mass extinction and end the human dominance is not as farfetched ...

The End-Cretaceous (K-Pg) Extinction: The Final Curtain Around 66 million years ago, Earth endured a mass extinction event that marked the end of the Cretaceous and the start of the Paleogene period.

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...

A massive trove of global fossil data has revealed variations in how elasmobranch species – sharks, skates, and rays – recovered after the Cretaceous-Paleogene (K-Pg) mass extinction event. Among the ...

Nearly 66 million years ago, a large asteroid hit Earth and contributed to the global extinction of dinosaurs, allowing the rise of mammals and leaving birds as their only living descendants.

Researchers suggest that ground-based mammals fared better than their arboreal relatives during the end-Cretaceous extinction thanks to their lifestyle. Reading time 2 minutes The end-Cretaceous ...

Sharks have roamed the Earth's oceans for more than 400 million years. In the process, the animals have survived five mass extinction events, including the one that wiped out the dinosaurs. This ...

In a study published in Historical Biology, Dr. Mohammed Naimi and his colleagues report the discovery of the first plesiosaurian remains from Algeria. Additionally, the fossil, dated to the Late ...

The end-Cretaceous extinction created space in the ecosystem for birds, but also for mammals. Mammals first evolved from ancestors called therapsids during the late Triassic Period. These were tiny ...