US-based advanced nuclear fuel developer Lightbridge has successfully removed its first irradiated fuel samples ...

The Pacific nation of Marshall Islands cited its history as a nuclear test ground as it criticized China's ballistic missile ...

Add Yahoo as a preferred source to see more of our stories on Google. A subsurface atomic test near Yucca Flats, Nev., in March 1955. (U.S. Atomic Energy Commission via AP) (U.S. Atomic Energy ...

As Iran’s nuclear program advances, the critical question of whether Tehran would need to conduct nuclear tests to ensure its weapons are effective looms over the consciousness of the international ...

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. “As of today, the ...

WASHINGTON — Democratic senators representing states that bore the brunt of the fallout from explosive nuclear weapons testing are seeking to pass legislation that would bar President Donald Trump ...

Follow this author to personalize your feed and get instant alerts. WHY FOLLOW? Update your preferences in Account Settings South Korean protesters burn the pictures of North Korean leader Kim Jong Un ...

Was President Trump’s recent directive to resume U.S. nuclear testing — after a hiatus of 33 years — an actual policy decision? Or was it a political stunt to project toughness? His surprise ...

President Donald Trump’s announcement that the United States will resume nuclear weapons testing for the first time in more than three decades has sent shockwaves through both Washington and world ...

While the U.S. almost certainly will resume nuclear testing in the atmosphere as soon as it can get ready, one ticklish problem has remained unresolved in the two months since President Kennedy ...