Nuclear fusion bomb

The U.S. successfully tested a nuclear fusion bomb, a significant advancement in nuclear weapon technology. It demonstrated a massive explosive power far beyond previous atomic bombs, but the Soviets had their own within a year.
 Edward Teller United States 1952 Nuclear fusion bomb

The U.S. successfully tested a nuclear fusion bomb, a significant advancement in nuclear weapon technology. It demonstrated a massive explosive power far beyond previous atomic bombs, but the Soviets had their own within a year.