Dr. Joe Sirven explores the gift of organ donation and, separately, how living well with an autoimmune disease is possible.

A biotech company recently announced that it's implanted another pig kidney into a human recipient. Here's what to know.

While medical centers use ultrasound daily, so far this technology is not capable of observing body tissues at the scale of ...

While medical centers use ultrasound daily, so far this technology has not been capable of observing body tissues at the scale of cells. Physicists have now developed a microscopy technique based on ...