The discovery of 280-million-year-old reptile embryos in Brazil and Uruguay has provided paleontologists with the oldest ...

A research team led by Academician Jin Zhijun from the Institute of Energy, Peking University, has revealed how interactions between Earth's tectonic activity and astronomical cycles jointly shaped ...

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 ...

Around 370 million years ago, Earth gradually descended into the longest lived and probably the most intense ice age witnessed by complex life: the Late Paleozoic ice age. At its peak, huge ...

Scientists offered a strong link Thursday between the "Great Dying," when most life on Earth was wiped out 250 million years ago, and a massive asteroid strike in what is now the ocean near Australia.

Don’t worry. This isn’t an announcement of a new invasion from elsewhere, but a leap into the past in the Paleozoic: the time of giant insects, 100 million years before the dinosaurs, during which ...

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 ...

(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 ...

Geologists have produced a new timeline of Earth's Paleozoic climate changes. The record shows ancient temperature variations coinciding with shifts in planet's biodiversity. The temperature of a ...

Fossils predate the written record by billions of years, but their impact on human history—and the way humans percieve the world around them—has been palpable for centuries. By offering a rare glimpse ...