1999 Death "Glen Seaborg, Ph.D", chemist, won a Nobel for discovering plutonium and other elements, dies at 86 1991 Death Edwin M McMillan, U.S., chemist (neptunium, plutonium, Nobel 1951), dies 1981 Event Israeli F-15's and F-16's destroys Iraqi plutonium production facility 1916 Birthday Joseph W. Kennedy, scientist, 1 of 4 discoverers of plutonium 1912 Birthday Glen T. Seaborg, U.S. chemist, AEC, plutonium, Nobel 1951 1907 Birthday Edwin M McMillan, U.S., physicist/discoverer plutonium, Nobel prize