Einstein -

Though widely known for relativity, Einstein won the 1921 Nobel Prize in Physics for explaining the photoelectric effect, which demonstrated that light consists of particles (photons)—a discovery that laid the groundwork for quantum mechanics. Mass-Energy Equivalence: The equation

revealed that mass and energy are two forms of the same thing, providing the theoretical basis for both nuclear power and the atomic bomb. Einstein

Albert Einstein | Biography, Education, Discoveries, & Facts Though widely known for relativity, Einstein won the