The Usain Bolt of the dinosaur era has been identified, along with nine of the other fastest dinosaurs that ever lived.
The sex lives of dinosaurs are starting to come to light, and it looks like at least one species loved the look of football-shaped heads.
A 508-million-year fossil in Toronto’s Royal Ontario Museum contains embryos with eggs preserved in its body.
The first dinosaur relatives may have emerged up to 10 million years later than thought, then evolved rapidly to rule the world.
A bizarre animal that looks like nothing alive on Earth today probably used its unique shape to collect drifting particles from the ocean to feed on.
Analysis of the neck bones of an extinct member of the giraffe family tell the story.
Fossils reveal a rat that was 10 times the size of today's variety.
Complex animal life may have begun some 9 million years earlier than previously thought.
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