As a period of geologic time, the boundaries of the Triassic are defined on the ... As you might expect, this change in global climate killed off a huge number of species and decimated the ...

Rocks of that age contain traces of an asteroid that struck Earth, generating catastrophic events from global wildfires to climate change. But the Permian ... on a geologic scale of time.

The Triassic period was a unique episode in Earth’s ecological history, and it began on Pangaea. During this time, the climate ranged ... In the Permian period before, the largest mass ...

They believed that the creatures who created these explicit impressions belonged to the Permian period, a time that was long before the emergence of dinosaurs in the Triassic period. The fossils ...

3 min read The start of the Triassic period (and the Mesozoic era) was a desolate time in Earth's history. Something—a bout of violent volcanic eruptions, climate change, or perhaps a fatal run ...