Despite being mammals, these remarkably cancer-resistant animals share a lot in common with cold-blooded species.

Dinosaurs sit at the crossroads between reptiles and birds, leading scientists to debate whether they were warm- or cold-blooded. A new study may have found the answer for different groups of ...

Birds, the last surviving dinosaurs, are warm-blooded. But scientists have long debated whether other dinosaurs were also warm-blooded like birds or were cold-blooded like reptiles. Now, in a new ...

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 about remained a ...