The Allosaurus dinosaurs were the scourge of the Jurassic period some 150 million years ago, an apex predator just as Tyrannosaurus rex, but new research finds it may have engaged in cannibalism. Most ...

The mighty T. rex may have thrashed its massive head from side to side to dismember prey, but a new study shows that its smaller cousin Allosaurus was a more dexterous hunter and tugged at prey more ...

Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, he'd been a scientist, but he realized he wasn't very happy sitting at a lab bench all day. Science writing, ...

Dinosaur-on-dinosaur dining habit revealed by scrutiny of fossil bones from Colorado site About nine metres long, with grasping claws and a skull it used like a hatchet, Allosaurus was among the most ...

WASHINGTON (Reuters) - You might call the Jurassic Period meat-eating dinosaur Allosaurus the ultimate big mouth. A new study analyzing dinosaur jaw musculature found that this fearsome hunter that ...

If the head-axe theory sounds vanishingly implausible to you, fair enough. But this is a legitimate, if disputed, line of scientific inquiry, supported by some eminent paleontologists, and there are a ...

Learn how some smaller theropods likely had a stronger bite force than larger ones. Not all giant theropods had a strong bite, and skull evolution played a major part in that. A new study in Current ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Out in Utah’s eastern desert, nestled among ...