The attack comes in after the U.S. eased restrictions on Ukraine's use of American-made longer-range missiles inside Russia.

President-elect Donald Trump has called on the leaders of Ukraine and Russian to meet with him to put an end to the war.

A group of Japanese survivors of the World War II atomic bomb attacks has won the Nobel Peace Prize for advocating against nuclear war.

The United States and the European Union both denounced the latest statements by the Russian leader as “irresponsible.”

Iran has further increased its stockpile of uranium enriched to near weapons-grade levels in defiance of international demands.

A nuclear national security official inside the Biden-Harris DOE wrote that “queering nuclear weapons” would strengthen security.

America's nuclear weapons policy is shifting from a focus on Russia to one on China, according to a new report.

Iranian officials are talking as if Iran already has a nuclear weapon, leading to fears amid new threats to strike Israel.

The country is relying on "vast webs of online personas and propaganda mills to spread disinformation and have notably been active ..."

Russia may be in the first stages of deploying satellites with a nuclear payload that could destroy large numbers of satellites.