Paleontologists associated with different institutions in Argentina, along with a scientist from the U.K., have identified specks of scales from lepidopterans—a family of winged insects including ...

The Triassic is a geologic period of the Mesozoic Era spanning approximately 252 to 201 million years ago, immediately following the Permian–Triassic mass extinction and preceding the Jurassic. It is ...

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. Mass extinctions are often imagined as sudden, planet-wide catastrophes caused ...