We know the main reason that the age of the dinosaurs came to an end: an asteroid impact on the Yucatán Peninsula some 66 million years ago. But how the dinosaurs’ reign began is far less clear—and ...

Studying climate change-induced mass extinctions in the deep geological past allows researchers to explore the impact of environmental crises on organismal evolution. One principal example is the ...

More than a fifth of reptile species could be wiped out by threats such as farming, logging, urban development and invasive species, according to the first global assessment of reptiles at risk of ...