While China is expanding its nuclear arsenal at a dramatic pace, Russia and the U.S. are also testing new delivery platforms.

The duality of World of Warcraft’s epic second chapter of the Worldsoul Saga, Midnight, explores this very question as the looming conflict between the forces of Light and the Void threatens to devour ...

President Trump explained the order by saying other, unnamed nations were testing their own nuclear weapons, even though no country has tested since 2017. By David E. Sanger and William J. Broad David ...

Mr. Hennigan writes about national security issues for Times Opinion. Hours before meeting President Xi Jinping of China on Thursday, President Trump made a confounding proclamation: He wanted the ...