The post-war international order may be tearing apart at the seams and international law is increasingly looking like a ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one.

In October 1961, the Soviet Union detonated the Tsar Bomba, a nuclear weapon with a yield of 50 megatons. The explosion was ...

In 1961, the Soviet Union detonated the largest nuclear weapon ever built, a test so powerful it sent shockwaves around the planet and shattered windows hundreds of miles away. This video explains why ...

“They poisoned us,” Hinamoeura Cross, a 37-year-old Tahitian parliamentarian who was aged seven when France detonated its ...

Resuming full testing of nuclear weapons — as President Donald Trump called for last week — would be unnecessary, costly, undermine nonproliferation efforts, and empower the nation’s adversaries to ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

A new report by the Norwegian People’s Aid (NPA) reveals the devastating and ongoing ...

From Pacific islands to global fallout, a new report traces how decades of nuclear testing left a silent health crisis that ...

Comment / The president wants to resume nuclear testing. Is he a warmonger or just an idiot? Edward Markey It would be a ...

President Donald Trump ordered the Department of War to resume testing nuclear weapons “on an equal basis” with Russia and China on Thursday, a practice halted by the U.S. in 1992. The announcement ...

Energy Secretary Chris Wright revealed the U.S. will not be testing nuclear explosions, putting to rest questions over whether the Trump administration would reverse a decades-old taboo. Testing will ...