Paleontologists have long debated whether small tyrannosaurs were their own species or simply teenage T. rexes. This...
dinosaurs
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Two duck-billed dinosaur carcasses were preserved in a thin layer of clay for 66 million years. Now,...
Rock layers deposited before and after the major dinosaur extinction event 65 million years ago are surprisingly...
Spicomellus clearly didn’t need sharp teeth to make an impression.
“Evolution sometimes seems to favor the extravagant over the practical.”
CT scans, UV light, and careful prep work uncovered feathers that may have given the ancient dinosaur...
The footprint was likely left behind by a 19-foot-long spiky dinosaur with a sledgehammer-like tail club.
New analysis shows several families of dinosaurs were likely thriving in North America in the latter days...
A slab of rock at an Australian high school, a boulder in a parking lot, and a...
