To understand how global warming could influence future climate, scientists look to the Paleogene Period that began 66 million years ago, covering a time when Earth's atmospheric carbon dioxide levels ...

We here describe the first partial cranium of Hyaenodon leptorhynchus, the type species of the taxonomically diverse and widely distributed hypercarnivorous genus Hyaenodon (Hyaenodonta). The cranium ...

Around 66 million years ago, tragedy struck the dinosaurs when a massive space rock barrelled into what’s now the Yucatán Peninsula in southeast Mexico. This killed off around 75 percent of all the ...

In the aftermath of the giant asteroid that crashed into the Yucatan Peninsula about 66 million years ago, approximately 75% of all species on Earth were wiped out, including the dinosaurs. Among ...

A new study published in Scientific Reports suggests ammonites did not vanish immediately after the asteroid impact 66 million years ago. Fossils from Denmark indicate some survived for up to 200,000 ...