Until now, estimating how old a dinosaur was when it died has been a fairly simple process: Count up the growth rings in the ...

The secret to youthful appearance and repairing scars may lie in a microscopic skin structure humans share with pigs and ...

Bone fractures usually heal efficiently, but in some patients this process fails, causing nonunion. A recent study identifies ...

An international team has described Foskeia pelendonum, a tiny Early Cretaceous ornithopod from Vegagete (Burgos, Spain), measuring barely half a meter long. Led by Paul-Emile Dieudonné (National ...