The Paleozoic era's Silurian period saw animals and plants finally emerge on land. But first there was a period of biological regrouping following the disastrous climax to the Ordovician.

There are over 7 billion people living on the earth right now. Tens of millions are born and die each year. Every single one of us leaves signs of our existence in the air, water, soil -- even space.

However, in 2018 two University of Cambridge scientists named their paper The Silurian hypothesis ... life has existed on the ...

Prototaxites, an extinct organism from the Devonian period, has been thought to be a fungus since its first fossil was ...

Extinction is a natural part of life on Earth. But occasionally ... The Ordovician-Silurian mass extinction event may have wiped out some 85 percent of species, including many of the invertebrates ...

In fact, trees didn’t even exist during the Silurian period, making that conclusion ... proclaiming that giant fungi once ruled the Earth. In 2017, a separate fossil fragment from a smaller ...