Add Yahoo as a preferred source to see more of our stories on Google. Examples of hadrosaur vertebrae with healing fractures suggest an external force pressed on top of them. - Filippo ...

Add Yahoo as a preferred source to see more of our stories on Google. An Olorotitan dinosaur fossil with fractured tail vertebrae has resurrected a theory around how dinosaurs mated. Stocktrek Images, ...

WASHINGTON, Feb 6 (Reuters) - Footprints are among the most common kind of dinosaur fossils. Sometimes scientists find a single, lonely footprint. Sometimes they come across a chaotic jumble of tracks ...

Until now, estimating how old a dinosaur was when it died has been a fairly simple process — just count up the growth rings in its fossilized bones. "We always thought that those rings were formed ...

Paleontologists have long wrestled with how to differentiate between male and female dinosaurs based on their fossils. But new research may bring scientists closer to identifying the sex of one group ...