During the intense nuclear testing programs of the Cold War, the United States conducted an extraordinary series of ...

In 1958, just before a ban on atmospheric testing took effect, the United States carried out a highly secret naval operation ...

How a deadly miscalculation turned a Cold War experiment into a radiological disaster.

Nov. 6 (UPI) --President Donald Trump's calls to ramp up nuclear weapons testing last week have put nuclear watchdogs and world leaders on alert while experts say the United States has little to gain.

The State Department’s allegation that China conducted a yield-producing nuclear test in 2020 is reigniting debate in Washington over whether the United States can continue its decades-long moratorium ...

Australia has said “all nations” - including the US - should refrain from nuclear weapons testing after Donald Trump announced plans to potentially start exploding nukes for the first time in more ...

Nuclear capable DF-31BJ ballistic missiles are shown on transporters during a military parade in Beijing, China on September 3, 2025. China is undergoing a massive expansion of its nuclear arsenal.

"There is nothing like this," the Russian president said of one of the two nuclear weapons he flaunted this week On Wednesday, over tea and cakes with veterans of the Ukraine war, President Vladimir ...

US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

Fifty-two years ago, India detonated a nuclear device in Rajasthan's Thar desert, codenamed 'Smiling Buddha'. This event, coinciding with Buddha Purnima, marked India's entry into the nuclear club.