An international research team has uncovered 270-million-year-old fossil tracks belonging to a dog-like predator ...

Tropical riparian ecosystems—those found along rivers and wetlands—recovered much faster than expected following the end-Permian mass extinction around 252 million years ago, according to new research ...

Therapsids, the ancient relatives of mammals, once roamed Earth in great numbers during the middle to late Permian period. These land-dwelling creatures would later evolve into mammals, but their ...

An artistic rendering of an evening approximately 252 million years ago during the late Permian in the Luangwa Basin of Zambia. The scene includes several saber-toothed gorgonopsians and beaked ...

An Islander discovered a large fossil footprint along the shores of P.E.I.'s Hillsborough Bay. It's believed to date back to ...

Stunningly preserved fossils of reptilian footprints and underbellies discovered last year in the Italian Alps have helped researchers unearth a tropical lakeside ecosystem that predates dinosaurs.

The mass extinction that killed 80% of life on Earth 250 million years ago may not have been quite so disastrous for plants, new fossils hint. Scientists have identified a refuge in China where it ...