Humans have always used their best technology to save lives, and new tech---and even some OLD tech---is now being employed by doctors the world over. Meet a designer who uses old car parts to help 3rd world doctors keep babies from getting juandice. Doctors and botanists have come together to GROW medicine. Host Chuck Pell visits a lab where vaccines are developed inside of plants and then processed into pills--a development that could save millions of lives in the developing world.