Scientists have debated where Prototaxites belong in the tree of life for over a century, but now a new study suggests it ...

It looked like a trunk, cylindrical and bare, stretching over 20 feet into the Devonian sky. But it had no leaves. No ...

Other types of bone-plated fish that lacked jaws developed a range of bizarre forms ... life burgeoning on land apparently escaped the worst effects of the mass extinction that ended the Devonian.

Prototaxites, the first giant organism to live on land, have long been thought to have been some sort of plant, fungus or algae. Now, a new research paper ...

A bizarre ancient life-form, considered to be the first giant organism to live ... These organisms, named Prototaxites, lived around 420 million to 375 million years ago during the Devonian period and ...