Yale University ecologists reveal a lizard lineage that rode out the dinosaur-killing asteroid event with unexpected evolutionary survival traits. Night lizards (family Xantusiidae) survived the ...

A massive trove of global fossil data has revealed variations in how elasmobranch species – sharks, skates, and rays – recovered after the Cretaceous-Paleogene (K-Pg) mass extinction event. Among the ...

2:18 p.m. May 31, 2023: An earlier version of this story misidentified the plant that was neither growing nor deteriorating. It was Sequoia sempervirens, or coast redwood, not metasequoia, or dawn ...

Though mass extinctions are deadly events, they open up the planet for new forms of life to emerge. The most studied mass extinction, which marked the boundary between the Cretaceous and Paleogene ...

Around 66 million years ago, Earth endured a mass extinction event that marked the end of the Cretaceous and the start of the Paleogene period. Roughly 75% of all species vanished, including every non ...

Researchers tried a new approach to resolve the scientific debate over whether it was a giant asteroid or volcanoes that wiped out the dinosaurs -- they removed scientists from the debate and let the ...

Rock layers deposited before and after the major dinosaur extinction event 65 million years ago are surprisingly different.

It is estimated that throughout the Earth's 4.5 billion-year existence, over 99% of the species inhabiting it have gone extinct. Many of these species died due to mass extinction events. Life on Earth ...

The reptiles had such an "immense" impact on the planet that their sudden exit led to wide-scale changes in landscapes - including the shape of rivers, say American scientists. Geologists have long ...

Fish bones and water lilies help pin down the exact timing of when the asteroid that wiped out the dinosaurs hit Earth. By Michael J. Benton / The Conversation | Published Jan 27, 2022 10:58 AM EST ...