Shannon McDonagh is a Newsweek content reporter based in London. Her focus is reporting breaking wire stories across international politics and social issues. She has covered culture, politics and the ...

WASHINGTON (Reuters) - It looked like an odd lizard with a bulky body and only the skeletal precursor of a shell, but scientists say 240 million-year-old fossils unearthed in a quarry in southern ...

Dinosaurs get all the glory. But aetosaurs, a heavily armored cousin of modern crocodiles, ruled the world before dinosaurs did. These tanks of the Triassic came in a variety of shapes and sizes ...

The Triassic is one of the most important periods in the evolution of life on Earth. After one of the greatest mass ...

The odd structure is distinct from anything seen in living animals and likely created a colorful display Jack Tamisiea A paleoartist’s reconstruction of Mirasaura grauvogeli, an early reptile from the ...

A team of paleontologists have discovered the first 'unmistakable' Triassic-era caecilian fossil -- the oldest-known caecilian fossils -- thus extending the record of this small, burrowing animal by ...

PHOENIX — A Triassic reptile species discovered at Petrified Forest National Park in Arizona was named after a former park superintendent and his wife in the peer-reviewed scientific article that ...

These ancient long-necked weirdos lived in Pangea's Tethys Sea. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A Triassic-aged sea monster with ...