Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.

Russia bombarded Ukrainian cities with 705 missiles and drones overnight into Thursday, according to Ukraine’s air force.

The US has not conducted nuclear weapons testing for 33 years. Now Donald Trump is calling for a resumption, raising concerns about what that may involve.

President Donald Trump on Thursday vowed to begin testing U.S. nuclear weapons "on an equal basis" with Russia and China, ...

A major finding in Thursday's Marist Pollshows Mamdani with a 16-point lead, overall. Cuomo campaigned with conservative Russian immigrants in Brighton Beach, Brooklyn. Among them was Inna Vernikov, a ...

An Australian cybersecurity expert for a U.S. defense contractor, has pleaded guilty in federal court to selling trade ...

California Gov. Gavin Newsom (D) warned that the 2028 presidential election will be a “[Russian President Vladimir] Putin ...

David Muir and Rachel Scott shared a new update on Donald Trump on Thursday night's episode of ABC World News Tonight - and ...

President Trump appeared to suggest the U.S. will resume testing nuclear weapons for the first time in three decades, saying ...

Ahead of his highly-anticipated meeting with Chinese President Xi Jinping, President Donald Trump said the US will resume ...

President Donald Trump on Thursday vowed to begin testing US nuclear weapons “on an equal basis” with Russia and China, ...