Mass extinctions, volcanism, and impacts: The geological extinction record : history, data, biases, and testing / Norman MacLeod -- Large igneous provinces and mass extinctions : an update / David P.G ...

Arizonasaurus was an archosaur from the Middle Triassic.

One of the most intriguing and intricate mysteries in paleontology is the disappearance of North America's giant mammals, or megafauna, which included saber-toothed cats, mastodons, and mammoths, some ...

(CNN) — Humans have wiped out more than 100 species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass ...

The IUCN warns that climate change is affecting more than half (52%) of Europe's fragile butterfly species, and the severely ...

This global analysis shows that the biodiversity impact of producing 1 kg of food can vary by up to 1,000-fold, with ruminant ...

The Veil Nebula Supernova Remnant. Credit: NASA/ESA/Hubble Heritage Team The most dangerous parts of a supernova explosion are the outputs like X-rays and gamma rays. Even though they only share a ...

(CNN) — Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” ...