I am interviewing my sister Melanie about her publication on the last day of the Mesozoic period, which was published in the journal Nature on February 23 2022. What exactly are the “Mesozoic” and ...

In the early Cenozoic era, after the dinosaurs became extinct, the number and diversity of mammals exploded. In just 10 million years -- a brief flash of time by geologic standards ...

The Syndyoceras existed for 4.2 million years during the Cenozoic era on the North American ... rebounded following the last mass extinction event—the eradication of non-avian dinosaurs.

The Syndyoceras existed for 4.2 million years during the Cenozoic era on the North American ... rebounded following the last mass extinction event — the eradication of non-avian dinosaurs.

Thanks to these sequences, Leppe’s group is rebuilding the biogeography, along with the environmental and geologic conditions not only of the tip of South America but of the Antarctic Peninsula ...

That puts Megatooth, and probably some of its ancestors, at the top step of the prehistoric food chain when it stalked the seas during the Cenozoic era, which began about 66 million years ago and ...