Earth system box models are essential tools for reconstructing long-term climatic and environmental evolution and uncovering ...

The Paleozoic Era, which ran from 541 million to 251.9 million years ago, was a time of great change on Earth. The era began with the breakup of one supercontinent and the formation of another. Plants ...

In what likely is the first study on the evolution of dietary preferences across the animal kingdom, researchers report several unexpected discoveries, including that the first animal likely was a ...

Imagine a giant millipede crawling along the jungle floor with a leggy, eight-foot-long body. Next, consider an oversized dragonfly that can stretch its wings to an incredible 28 inches across. This ...

The end-Paleozoic witnessed the most devastating mass extinction in Earth's history so far, killing the majority of species and profoundly shaping the evolutionary history of the survivors.

For the first time, researchers have assembled a comprehensive record of sea level variations during the Paleozoic Era, producing a nearly-300-million–year timeline that more than doubles previous ...

HOUSTON, June 16 – Apache Corp. has drilled eight new field discoveries in 10 attempts in 2011, including its first Paleozoic success, as it pushes younger Jurassic and Cretaceous plays farther ...

Lake Champlain's Isle La Motte is rich in marine fossils, some of which are 450 million years old. Robert Lyons Nelson Fisk, who was Vermont's lieutenant governor from 1896 to 1898, was also the owner ...