They were especially important during the middle Paleozoic era (from the late Middle Ordovician to Devonian), a time marked by a major transition from microbial-dominated to skeletal-dominated ...

They were especially important during the middle Paleozoic era (from the late Middle Ordovician to Devonian), a time marked by a major transition from microbial-dominated to skeletal-dominated ...

In a study published in the Proceedings of the National Academy of Sciences, geologists revealed they had discovered a way to track the warming and cooling of Earth’s global temperature during the ...

The Paleozoic Era (541 million years ago to 252 million years ago) featured enough atmospheric oxygen to support mega-sized superbugs.; The largest giant dragonfly, for instance, had a wingspan of ...

Learn more about a time period marked by an intense burst of evolution. 3 min read The Cambrian period, part of the Paleozoic era, produced the most intense burst of evolution ever known. The ...

The Paleozoic Museum was officially canceled at the board's December 6, 1870, meeting, to the great disappointment of Hawkins. In March of the following year, he gave a report on his work and the ...