Evidence for ammonite survival into the Paleogene era is solid, a new study confirms, indicating that these ancient mollusks were well positioned to inherit oceans now cleared of competitors. Yet for ...

Now, evidence suggests that some of these spiral-shaped species did manage to persist after all. Recent analysis of ammonite ...

While dinosaurs were wiped out when a massive asteroid struck Earth, ammonites survived the massive explosion, only to disappear shortly after, as per a recent study published in Scientific Reports.

Fossils from Denmark suggest ammonites survived the asteroid extinction far longer than believed, raising new questions about how these ancient marine survivors finally disappeared after Earth’s most ...

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 ...

Some 66 million years ago, mammals caught their lucky break. An asteroid crashed into what is now Chicxulub, Mexico, and set off a catastrophic chain of events that led to the annihilation of nonavian ...

To understand how global warming could influence future climate, scientists look to the Paleogene Period that began 66 million years ago, covering a ...