The ability to regulate body temperature, a trait all mammals and birds have today, may have evolved among some dinosaurs around 180 million years ago, a study suggests. Analysing 1,000 fossils ...

Scientists once thought of dinosaurs as sluggish, cold-blooded creatures. Then research suggested that some could control ...

It may have originated "after an environmental crisis caused by volcanically induced global warming," a researcher told ...

Steven Spielberg-helmed epic blockbuster Jurassic Park, on beholding a living dinosaur (Brachiosaurus) for the first time on ...

In the early 20th century it was thought that dinosaurs were slow-moving creatures that relied on heat from the sun to ...

Scientists once thought of dinosaurs as sluggish, cold-blooded creatures. Then research suggested that some could control ...

DALLAS (AP) — Scientists once thought of dinosaurs as sluggish, cold-blooded creatures. Then research suggested that some could control their body temperature, but when and how that shift came ...

During the Mesozoic Era, which lasted from 230 to 66 million years ago, proto-dinosaurs known as dinosauromorphs began to ...

A new study suggests that the first warm-blooded dinosaurs may have roamed Earth about 180 million years ago DALLAS -- Scientists once thought of dinosaurs as sluggish, cold-blooded creatures.

The first ‘warm-blooded’ dinosaurs emerged 180 million years ago, suggests a new study. The ability to regulate body temperature - a trait all birds and mammals have today - may have evolved among ...

Were dinosaurs warm-blooded like birds and mammals or cold-blooded like reptiles? It’s one of paleontology’s oldest questions, and gleaning the answer matters because it illuminates how the ...