The planet's trees have seen plenty of history pass by their trunks. In fact, they began to populate Earth 385 million years ...

Manitoba is well-known for its fossil record, including the fossil-filled, world-famous Ordovician-aged Tyndall Stone and the ...

About 75% of all species on Earth died out at the end of the Devonian Period, nearly 360 million years ago.Rocks from this era preserve many thousands of spores that appear to be scorched by ...

In other words, the enemy of Devonian life was life itself. He believes that as vascular plants — basically everything except moss and lichen — first colonized dry ground, their deep roots broke up ...

By the mid-Devonian, Earth's earliest known tetrapod Tiktaalik roseae had crawled out of the sea. However, the Devonian period also saw some of the most significant extinctions in Earth's history, ...

Earth’s marine species, especially those at the tropics, were in trouble again about 419 million to 365 million years ago. This series of mass extinctions during the Devonian period eventually ...

The primary cause behind the Devonian and Ordovician mass extinction events is not fully understood, but both of them have also been linked to the depletion of Earth's ozone layer.

They believe a supernova explosion close to Earth could be to blame for both the late Devonian and Ordovician extinction events, which occurred 372 and 445 million years ago respectively. Skip to ...

Two of Earth's largest mass extinction events were likely triggered by the fallout from two supernovae in nearby space. ... and the end of the Devonian, about 372 million years ago. ...

The Devonian Period, 419 to 358 million years ago, was one of the most turbulent times in Earth’s past and was marked by at least six significant marine extinctions, including one of the five ...

A fossil fish called Dunkleosteus was less svelte shark and more rotund tuna, but that only made it a fiercer predator in the seas of the Devonian Period.