A conjoined twin has died after an emergency operation to separate him from his lifeless brother two days after they both survived a high-risk delivery. Marcos and Mateus, who shared three legs and ...

Brazilian conjoined twins were successfully separated by two teams of doctors on different sides of the world using virtual reality technology. The two three-year-old twins were conjoined at the head ...

Conjoined twins—the rare identical twins who fail to separate completely--represent a form of human life that should be respected. There are many variations on typical human development of which we ...