Scientists take first steps to growing human organs in pigs
By MALCOLM RITTER Scientists have grown human cells inside pig embryos, a very early step toward the goal of growing livers and other human organs in animals to transplant into…
Early humans
Study: Bones in South African cave reveal new human relative
By LYNSEY CHUTEL and MALCOLM RITTER Scientists say they’ve discovered a new member of the human family tree, revealed by a huge trove of bones in a barely accessible, pitch-dark…
Ancient Israeli skull may document migration from Africa
By MALCOLM RITTER Long ago, humans left their evolutionary cradle in Africa and passed through the Middle East on their way to Europe. Now scientists have found the first fossil…