North Korean leader Kim Jong Un condemned South Korean-US military drills and vowed a rapid expansion of his nuclear forces ...

South Korea and its ally the United States kicked off joint military drills this week, including testing an upgraded response to heightened North Korean nuclear threats ...

Space is fast emerging as the next battleground — where cyberattacks, nuclear threats, and lunar competition are reshaping ...

Debating U.S. nuclear strategy.

North Korean leader Kim Jong Un called Tuesday for the "rapid expansion" of the country's nuclear weapons capability, citing ...

As Russia held its Victory Day parade this year, hackers backing the Kremlin hijacked an orbiting satellite that provides ...

Stopping nuclear proliferation in the Middle East will require a consistent policy, not just sporadic interventions.

Outer space has emerged as the world's next battlefield, demonstrated by recent cyberattacks on satellites blamed on Russia.

Terence Tarnowsky, a physicist at Los Almos National Laboratory (LANL), will present his results at the fall meeting of the ...

The final pillar of a once-robust set of arms control treaties between the U.S. and Russia expires in six months.

In an ever more dangerous world the focus should be on how we can limit, not increase, the risk of major nuclear conflicts.

Russian President Vladimir Putin said on the eve of a summit with U.S. President Donald Trump that their countries might ...