The Paleozoic era began 530 million years ago when the Earth woke up from an ice age. This era lasted for 289 million years, ...

Surprising new research shows that, contrary to conventional belief, remains of chitin-protein complex -- structural materials containing protein and polysaccharide -- are present in abundance in ...

This video takes viewers back to the extraordinary Paleozoic Era, the time when life flourished long before dinosaurs existed ...

The Paleozoic Era is one of the most chaotic times in Earth's history. Find out why! The first era of our current eon, the Paleozoic Era, is probably the most deceptively fascinating time in Earth’s ...

(CN) — Scientists announced a method Monday of determining the Earth’s temperature from the early Paleozoic era, allowing them to track the rise and fall of different species as the planet warmed and ...

According to a new study published in Science Advances, scientists have used new lithium isotope (δ 7 Li) data to show that continental clay export promoted organic carbon burial and thus atmospheric ...

Charophyceae are relatives of land plants, whose genomes have been envisioned to contain important information to understand how land plants evolved from their ancestors in the Paleozoic era.

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 ...

Mysterious fossils can be used to tell time in the deep past. For decades, one of the most abundant kinds of fossils on Earth, numbering in the millions of specimens, was a mystery to paleontologists.

Around 250 million years ago animals in the seas began to diversify with gusto. Remarkably, the evolution of minute plants known as phytoplankton probably powered that dramatic explosion If you could ...