Sixty-six million years ago, an asteroid hit the Earth with the force of 10 billion atomic bombs and changed the course of evolution. The skies darkened and plants stopped photosynthesising. The plants died, then the animals ...
Evolution
Nov 26, 2022
4
389
Spinosaurid dinosaurs were able to develop up to three generations of teeth at the same time, a high replacement rate that explains why so many teeth of this type have been found in Cretaceous sites. This has been confirmed ...
Paleontology & Fossils
Aug 9, 2022
0
109
Over the two decades paleontologist Kevin Padian taught a freshman seminar called The Age of Dinosaurs, one question asked frequently by undergraduates stuck with him: Why are the arms of Tyrannosaurus rex so ridiculously ...
Evolution
Apr 1, 2022
0
442
Theropod dinosaurs evolved more robust jaws through time allowing them to consume tougher food, a new study reveals.
Paleontology & Fossils
Dec 16, 2021
0
469
Not all two-legged dinosaurs were like the lumbering Tyrannosaurus rex.
Paleontology & Fossils
Dec 9, 2021
1
125
Iconic tyrannosauroids like T. rex famously dominated the top of the food web at the end of the reign of the dinosaurs. But they didn't always hold that top spot.
Paleontology & Fossils
Sep 8, 2021
0
2514
Big theropod dinosaurs such as Allosaurus and Ceratosaurus ate pretty much everything—including each other, according to a new study, "High Frequencies of Theropod Bite Marks Provide Evidence for Feeding, Scavenging, and ...
Archaeology
May 27, 2020
0
572
Evidence of agile, carnivorous two-legged dinosaurs known as noasaurids have been found across the now dispersed land masses that once formed the ancient southern supercontinent of Gondwana, but never in Australia—until ...
Archaeology
Jan 30, 2020
0
396
In southern Africa, dinosaurs and synapsids, a group of animals that includes mammals and their closest fossil relatives, survived in a "land of fire" at the start of an Early Jurassic mass extinction, according to a study ...
Archaeology
Jan 29, 2020
1
314
A remarkable new species of meat-eating dinosaur has been unveiled at the Natural History Museum of Utah. Paleontologists unearthed the first specimen in early 1990s in Dinosaur National Monument in northeastern Utah. The ...
Archaeology
Jan 24, 2020
0
1914
