Mar 14, 2025 · The heaviest known dinosaur is thought to be Argentinosaurus, a supermassive titanosaur that lived during the Cretaceous period. It may have weighed up to 180,800 pounds …

4 days ago · A new species of dinosaur that was probably a princely ancestor of T. rex, the king of the dinosaurs, has been identified from fossils excavated in Mongolia. Dinosaurs.

Jul 6, 2021 · Some meat-eating dinosaurs shrank over time and evolved into birds. So, in that sense, only the non-avian dinosaurs went extinct. (For the purposes of this article, "dinosaurs" …

4 days ago · The dinosaur's species name, "mollyborthwickae," honors museum donor Molly Borthwick, whose donation allowed the Natural History Museum to purchase the specimen, …

May 7, 2025 · The most iconic American dinosaur was a migrant from Asia." Gargantuan sizes. The new study also modeled how tyrannosaurids (the group of dinosaurs that T. rex belongs …

Mar 25, 2025 · Related: 166 million-year-old fossil found on Isle of Skye belongs to pony-size dinosaur from Jurassic Therizinosaurs are a group of dinosaurs that lived across what is now …

Jan 10, 2025 · A newfound "chicken-size" dinosaur, recently unearthed in Wyoming, changes what paleontologists thought they knew about how dinosaurs spread across the globe. When …

Jan 24, 2025 · Related: Giant horned dinosaur's fossils were destroyed in WWII — but photos reveal it was an unknown species Yet stark differences between some of these fossils may …

5 days ago · Mysterious 'runner' dinosaur a sign there are more Jurassic secrets to unlock beneath western US Ancient 'female-centered' society thrived 9,000 years ago in proto-city in …

Jan 29, 2024 · What was the fastest dinosaur? Dinosaurs might still roam Earth if it weren't for the asteroid, study suggests See the reconstructed home of 'polar dinosaurs' that thrived in the …