How do skilled surgeons go about crafting a surgical procedure that will separate twins? That was the challenge faced by those medical experts who prepared to separate Trishna and Krishna, twin girls joined at the head who had been abandoned at an orphanage in Bangladesh. Visitors can watch the entire NOVA program that profiles this most remarkable procedure, and it's a great way to learn about...

On September 7, doctors in the United States performed the first long distance operation, with surgeons in New York performing a laparoscopic cholecystectomy on a patient in France. The surgery was successful, and the patient was discharged from the hospital with no complications 48 hours later. Needless to say, the potential uses of such remote, robotic technology are boundless, not only in...