When he takes office in January, President-elect Donald Trump will inherit a raft of national security challenges, including ...

Russia is the world’s largest nuclear power, with the Kremlin and Washington estimated to hold about 88% of all the nuclear ...

New nuclear-capable planes and upgrades to old equipment are coming. Will they deter warfare or lead to an arms race?

This year has seen President Vladimir Putin repeatedly brandish the nuclear sword, reminding everyone that Russia has the ...

Zaporizhzhia's Russian-installed governor said that the nuclear power plant in the region had been threatened by Ukraine's ...

Mao's remark is the second nuclear statement issued by China in this month. On October 10, Sun Xiaobo, director general of ...

A Yars intercontinental ballistic missile was launched from Plesetsk cosmodrome in northwest Russia to Kamchatka, a peninsula ...

With the looming risk that U.S. President-elect Donald Trump may pull the plug on Washington's support for Ukraine, Kyiv has ...

With undisguised pride, Los Alamos, N.M., the birthplace of the atomic bomb, announced on Oct. 2 the arrival of a new member ...