The North said Wednesday in a broadcast that the test was successful. A hydrogen bomb is generally more powerful than a nuclear bomb.

A successful H-bomb test would be a big advance. Fusion is the main principle behind the hydrogen bomb, which can be hundreds of times more powerful than atomic bombs that use fission.

The Hiroshima bomb is the most devastating to have been used in real combat. But today’s nuclear weapons are far, far more ...

A hydrogen bomb is generally more powerful than a nuclear bomb. Although North Korea reports the testing of an H-Bomb, a South Korean spy agency tells lawmakers that it may have actually been an A ...

The 80th anniversary of the atomic bombing of Hiroshima and Nagasaki is this week. It was the only time nuclear warheads were ...

President Trump Must Stop the North Korea Nuclear Nightmare Watch the latest video at video.foxnews.com North Korea’s hydrogen bomb test is a game changer. The trendlines are clear: Unless some ...

North Korea claims hydrogen bomb test. USA Today/Associated Press. Apple Scales Back Orders for Its iPhones. Component suppliers that rode the iPhone’s boom are now bracing for lower sales.

I was 13 years old on Aug. 9, 1945, when the United States dropped an atomic bomb on Nagasaki, Japan. We lived less than two ...

SEOUL, South Korea — North Korea says it has conducted a hydrogen bomb test. The surprise announcement that complicates already difficult efforts to curb the country's push for a working ...