The most powerful atomic bomb ever tested was approximately 139 times more powerful than the recently-announced weapon.

At the height of the Cold War, a terrifying concept emerged: a bomb so powerful it wouldn’t need to be dropped. Known as ...

The people of Nagasaki had no time to seek even a decent shelter. However, the Nagasaki University Medical School Hospital ...

Modeling suggests that if dropped on America's largest cities, a new nuclear warhead would cause death and widespread ...

All electronic and electrical equipment within a hundred-mile radius has been permanently disabled in an ... Maxim’s machine ...

Nuclear explosives were first developed as weapons ... had been leaking gas for a full 2 years and 9 months. A 5 km blast radius was cleared for safety, with all personnel and vehicles removed ...

For the first time in history there was a nuclear explosion. And what an explosion! The bomb was not dropped from ... there was a lighting effect within a radius of 20 miles equal to several ...

Seoul, one of the most densely populated cities in the world, is home to over 9.7 million people in its core and 26 million in the greater metropol ...

It will destroy everything within a three-mile radius of its impact point ... there is nothing quite like arming a nuclear bomb at 5,000 ft. Jeppson works in a space little wider than a foot.

Even at their least powerful and even when targeted solely at military objectives, nuclear weapons are still inherently unlawful, indiscriminate and inhumane. The post There's No Such Thing as ...

He wanted to write a song about atomic bomb survivors and sing it at an anti ... until the area formed an oval with a north-south radius of 12 kilometers from ground zero and an east-west radius ...

This program limits eligibility to individuals who were in areas specified under the Atomic Bomb Victims Relief Law ... people who were outside a certain radius of ground zero cannot be recognized ...