Just three months later, Jonas E. Salk announced that he had successfully tested his dead polio virus vaccine on 440,000 elementary school students, and the United States Public Health Service ...

(AP Photo) Dr. Jonas Salk, the scientist who created the polio vaccine, administers an injection to an unidentified boy at Arsenal Elementary School in Pittsburgh, Pa., in 1954. (AP) The famous ...

Jonas Salk is among the most venerated medical scientists of the century. Though his first words were reported to be "dirt, dirt," his early thoughts were not on studying germs but on going into law.

There is still no cure for the disease. But at the peak of its devastation in the United States, Jonas Salk introduced a way to prevent it. This infectious viral disease attacks the nerve cells ...

Millions of people around the world probably best recognize the name of Jonas Salk - who died at age 80 of congestive heart failure on June 23 in La Jolla, Calif. - as that of the discoverer of the ...