James Clerk Maxwell was a Scottish mathematical physicist whose work on equations explaining electromagnetism helped lay the groundwork for modern day physics.
Jonas Salk was the American medical researcher who invented the first successful polio vaccine, which helped to end the debilitating and frightening epidemic that was affecting many countries.
Enrico Fermi was the Italian physicist known for discovering how to create a nuclear chain reaction, which made the creation of the atomic bomb possible.
Robert Goddard is recognized as the father of American rocketry and the first to create and build a liquid-fueled rocket, which made modern space exploration possible.
An English scientist responsible for discovering the electromagnetic field, Michael Faraday also invented devices that led to the viability of electricity.
Jules Henri Poincare
A French mathematician and theoretical physicist, Jules Henri Poincare made contributions to applied mathematics and mathematical physics and emphasized the importance of paying close attention to the laws of physics under different transformations.
The chemist and physicist widely recognized as the father of nuclear physics, Ernest Rutherford introduced the concept of radioactive half-life and is credited with splitting the first atom.