Protesters chant slogans as one of them holds up a poster of the Iranian Supreme Leader Ayatollah Ali Khamenei in a protest following the U.S. attacks on nuclear sites in Iran, in Tehran, Iran, Sunday ...

The recent killings of Iranian nuclear scientists in U.S. and Israeli strikes have raised new concerns about what happens next, especially if instability inside Iran worsens. While the immediate ...

The resumption of nuclear weapons testing by the United States will undermine national security, arms control advocates told Newsweek. Daryl Kimball, executive director of the Arms Control Association ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Russia is seeking to target three Ukrainian nuclear power plants, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The Western media should be ringing "alarm bells" about the nuclear ...

It feels like we’re living in unprecedented times. Political divisions rack the U.S. and the world. The war between Ukraine and Russia has brought unforeseen advances in drone warfare. The foreign ...