An experimental physicist, Luis Walter Alvarez was known for the discovery of resonance particles and was awarded the Nobel Prize in 1968. His scientific inclination could be credited to his father and grandfather, as both of them were physicians. He was educated in San Francisco, and later moved on to Rochester where he attended Rochester High School. Alvarez received all his degrees till doctorate from University of Chicago. During his college days he investigated the effect of cosmic rays. He then worked at the Radiation Laboratory where his long association with University of Berkeley was formed. During this time, he also got engaged to his first wife Geraldine, whom he later divorced and married again. During World War II, Luis worked in MIT on microwave radar research. The next few years, he also participated in the development of atomic bomb. His association with the Radiation Laboratory was once again established, after the war, as he worked on a hydrogen bubble chamber. His long-standing association with Physics was recognized by the Nobel Prize Committee. In his later years, he worked with his son Walter and developed the theory about the extinction of dinosaurs. Read on to know more about his life and works