Chicxulub, that pesky asteroid, really did a number on the dinosaurs. It wiped them off the Earth as it cleaned up around 76 ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

In its 4.5 billion year history, Earth has undergone five mass extinctions and we are potentially in a sixth era of mass death. Today’s crocodylians are the surviving members of a lineage called ...

Most people think of crocodilians as living fossils—stubbornly unchanged, prehistoric relics that have ruled the world's ...

Deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events in ...

Violent supernovas may have caused two of Earth’s largest mass extinctions that have never been completely explained, according to a theory put forward in new research.During the final stages of ...