Seaborgium is a synthetic chemical element; it has symbol Sg and atomic number 106. It is named after the American nuclear chemist Glenn T. Seaborg. As a synthetic element, it can be created in a labo
Element 106 was named after Glenn T. Seaborg, a pioneer in the discovery of synthetic elements, with the name seaborgium (Sg).
From left to right: Chairman Seaborg, President Kennedy, Secretary McNamara on March 23, 1962. By this point, McNamara and Seaborg had been discussing the AEC's studies on the ecological effects of nuclear war and "clean" weapon alternatives. (Courtesy: National Security Archive, Original: National Archives)