Mass extinctions are extremely catastrophic events on Earth. Throughout Earth's evolutionary history, numerous mass ...

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There have been five major extinction events that have fundamentally changed how ...

Learn how geological clues preserved in ancient oceans link repeated volcanic eruptions to Triassic marine extinctions.

Widespread volcanic eruptions around 202 million years ago had a profound effect on Earth’s climate, triggering a mass extinction event that killed off three-fourths of the planet’s species, including ...

It was relatively small compared to the giants that would follow it later in Earth’s history. With a hip height of approximately 0.3 meters (about a foot) and a length of perhaps a meter (roughly ...

When Brooks Britt, a geological sciences professor at BYU, searched through the latest Triassic sandstone samples in his lab, he expected to find bones of early crocodiles and dinosaurs. Instead, he ...

"Triassic specimen found to be early relative of pterosaurs a century after its discovery." ScienceDaily. www.sciencedaily.com / releases / 2022 / 10 / 221005111943.htm (accessed January 8, 2026).

My, what big feet you have. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A dinosaur that lived in Australia 220 million years ago left behind ...