Jonas Salk's Journey to Developing the Polio Vaccine

The virologist, Jonas Salk, created the first polio vaccine which helped to save the lives of many during the polio epidemic in the U.S. Listen to hear this amazing story and how this hero helped heal others after conflict.

Believe it or not, this legend was more than just the performer, dancer, and singer he was portrayed as. Listen to see how one of his songs inspired people to fight climate change.