State media said country had successfully used an H-bomb. — -- Initial test results suggest that an explosion in North Korean was not a hydrogen bomb, as the state government there has ...

Biggest US nuclear bomb test destroyed an island—and this man’s life By . Eric Spitznagel. Published Nov. 20, 2021, 7:46 a.m. ET. ... Newsweek called him “the first, ...

The first H-bomb test took place on this week in 1952. Sign Up for Our Ideas Newsletter POV. Subscribe Subscribe. ... Connect with Us. Presented By. History; What the First H-Bomb Test Looked Like; ...

The seismic effect from yesterday’s test is about identical to the blast from North Korea’s 2013 test. By contrast, the first atomic bomb America tested had a yield of 20 kilotons, while the ...

Chinese scientists have tested a hydrogen-based explosive device that produces a fireball with temperatures exceeding 1,000°C. The explosion lasts 15 times longer than a standard TNT blast ...

South Korea is casting doubt on North Korea’s claim that it detonated its first hydrogen bomb. In the meantime, the United Nations Security Council is considering increased sanctions against ...

The first hydrogen bomb tested by the United States in November 1952 released the equivalent energy of 10,000 kilotons ... North Korea announced its first test of a hydrogen bomb, ...

On Nov. 1, 1952, the United States tested the world's first hydrogen bomb, code named Ivy Mike, on Eniwetok atoll in the Pacific Ocean.

Hours before the latest test, North Korean state media published photographs of leader Kim Jong-un inspecting a peanut-shaped device that it said was a hydrogen bomb designed to be loaded on a new ...

The United States conducted the first H-bomb test in 1952 in the Pacific; the bomb produced a yield of 10,400 kilotons, around 450 times more powerful than the weapon used at Nagasaki.