Yale University ecologists reveal a lizard lineage that rode out the dinosaur-killing asteroid event with unexpected ...

The Cretaceous-Paleogene mass extinction, occurring approximately 66 million years ago, represents one of the most dramatic biotic crises in Earth’s history.

Then, a six-mile-wide asteroid struck Mexico’s Yucatán at 43,200 mph, releasing energy beyond all human-made explosives combined and reshaping life on Earth. Unlike many species that survived the ...

Perhaps the most well-known extinction is the Cretaceous-Paleogene (K-Pg) extinction event, which took place 66 million years ago. We all know about it because it was the event that wiped out the ...

Eventually, time tempered the catastrophic climate of the KT extinction event. As conditions became livable again, survivors of the event flourished and diversified. These organisms are the ancestors ...

The Cretaceous-Paleogene (K-Pg) mass extinction event, as it is known, sparked drastic ecological changes around the world. This eventually led to the extinction of approximately 55-76 percent of ...

The Cretaceous-Paleogene (K-Pg) mass extinction event, which occurred roughly 66 million years ago, was Earth’s last major extinction event and is estimated to have resulted in the removal of 55 ...

When physicist Luis Alvarez and his team discovered the Cretaceous-Paleogene iridium boundary in 1980, their conclusion that an iridium-rich asteroid had hit the Earth and caused the extinction of ...

The Cretaceous-Paleogene (K-Pg) extinction event that occurred 66 million years ago is believed to have been caused by an asteroid crashing into Earth just off the Yucatan peninsula in south ...

New Colorado Fossil Record Documents Life's Rebound After Cretaceous-Paleogene Extinction (2 of 12) (IMAGE) American Association for the Advancement of Science (AAAS) ...

By the time the Cretaceous-Paleogene, or K-Pg, extinction event was over, about three-quarters of species alive at the time of impact had disappeared forever. Advertisement.