Imagine the scene, around 3 million years ago in what is now east Africa. By the side of a river, an injured antelope keels ...

Early bipeds, such as Ardipithecus kadabba which looked a bit like a gorilla, lived in Africa between 5.8 and 5.2 million ...

Tiger Woods announced he had a less invasive surgery for a ruptured Achilles tendon on Tuesday, yet another injury that would seem likely to ...