In November 1952, the United States detonated the world’s first thermonuclear weapon during Operation Ivy. The device, known as Ivy Mike, unleashed a blast more powerful than anything humanity had ...

North Korea announced on state television that it tested its first hydrogen bomb. The announcement followed a magnitude 5.1 earthquake that shook near the rogue nation's nuclear test site, Punggye-ri, ...

Richard L Garwin, the creator of America's hydrogen bomb, died on May 13 at his home in Scarsdale, New York. He was 97. Over the course of his seven-decade career, Mr Garwin laid the groundwork for ...

SEOUL, South Korea (AP) — Soon after the ground shook around its nuclear testing facility, North Korea trumpeted its first hydrogen bomb test — a powerful, self-proclaimed "H-bomb of justice" that ...

SEOUL, South Korea (AP) — Soon after the ground shook around its nuclear testing facility, North Korea trumpeted its first hydrogen bomb test — a powerful, self-proclaimed “H-bomb of justice” that ...