Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus, meat-eating brutes like Tyrannosaurus and weirdos like Therizinosaurus, ...

More than 17,000 species are known to have survived until the mega-extinction that ended the Permian period 251 million years ago. A predator of the Cambrian was the giant, shrimplike Anomalocaris ...

An Italian couple through their discovery has provided researchers with a glimpse into the captivating Permian period. Claudia Steffensen and her husband were hiking through a rocky trail in the ...

UMB Bank n.a. increased its holdings in Permian Resources Co. (NYSE:PR – Free Report) by 61.2% in the 4th quarter, according to its most recent disclosure with the SEC. The firm owned 4,500 shares of ...