A 259-million-year-old fossil skull of Yinshanosaurus angustus has been found, filling a key evolutionary gap in ...

The gull-sized pterosaur was found at the Petrified Forest National Park in Arizona along with hundreds of other fossils ...

New research from HKU geologists suggests that Earth's first continents were born not from plate tectonics, but from deep ...

A Smithsonian-led research team has discovered the oldest known pterosaur in North America, a sea gull-sized winged reptile ...

In the remote reaches of Arizona s Petrified Forest National Park, scientists have unearthed North America's oldest known pterosaur a small, gull-sized flier that once soared above Triassic ecosystems ...

This study presents a new 1.8-billion-year full-plate tectonic model, integrating geological and paleomagnetic data to ...

A groundbreaking discovery in Arizona’s Petrified Forest reveals North America’s oldest pterosaur.

A cache of Triassic fossils in Arizona has revealed Eotephradactylus mcintireae, or "ash-winged dawn goddess," the oldest ...

Due to the radiative thermal conductivity of the mineral olivine, only oceanic plates over 60 million years old and ...

For the first time, scientists have been able to determine how sea level must have varied also on thousand-year timescales during the last 540 million years.