A new map has revealed the terrifying spread of radioactive fallout from US nuclear tests, showing the contamination in 46 ...

The most powerful nuclear weapon ever tested was the Tsar Bomba, a 50-megaton behemoth detonated by the Soviet Union in 1961.

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

Nuclear power has revolutionized global defense systems, and these bomb tests proved how powerful the atomic weapon can actually be.

Amid the ongoing Russian invasion of Ukraine, there is rising concern about the possible use of tactical nuclear weapons. Recent reports suggest Russia’s relocation of nuclear arms to Belarus, a ...

Opinion 70 years ago, an H-bomb test went awry. We must never forget the fallout.

The world's first atomic bomb was tested in New Mexico in 1945, where hundreds of locals are still facing fallout from the test. Many are also fighting for compensation from the federal government.

The research shows that the first atomic bomb explosion’s effects had been underestimated, and could help more “downwinders” press for federal compensation.

The first atomic bomb test took place 78 years ago this Sunday — July 16, 1945 — and opened the door to the dangerous nuclear arms race the world has seen ever since. J.

Christopher Nolan’s epic film builds to the civilization-changing test of the first atomic bomb. Here’s our deep-dive into every harrowing, epic moment of the dazzling sequence.

The escalation is the latest indication that coercive tactics by the U.S. and its allies are failing to compel North Korea to curtail its missile and nuclear programs.

The world's first atomic bomb was tested in New Mexico in 1945, where hundreds of locals are still facing fallout from the test. Many are also fighting for compensation from the federal government.