The United States federal government is channeling billions of dollars into keeping existing nuclear plants running, restarting shuttered reactors, and clearing the regulatory path for advanced ...

Donald Trump is said to be considering a complex plan to deploy American special operatives in Iran in an attempt to seize ...

A DF-17 road-mobile medium-range ballistic missile is seen during a military parade in Beijing's Tiananmen Square on September 3, 2025. China may want to develop new nuclear warheads for its ...

A senior United States official on Tuesday disclosed further details about a covert nuclear-related test allegedly carried out by China while stressing the U.S. cannot afford not to resume testing to ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

PARIS (Reuters) – Almost half of Iran’s uranium enriched to up to 60% purity, a short step from weapons-grade, was stored in a tunnel complex at Isfahan and is probably still there, U.N. nuclear ...

Nuclear capable DF-31BJ ballistic missiles are shown on transporters during a military parade in Beijing, China on September 3, 2025. China is undergoing a massive expansion of its nuclear arsenal.

Within hours of the expiration last week of the final arms control treaty between Moscow and Washington, the State Department sent its top arms diplomat, Thomas G. DiNanno, to Geneva to lay out ...

The editorial board is a group of opinion journalists whose views are informed by expertise, research, debate and certain longstanding values. It is separate from the newsroom. See more of our ...

On February 28, President Donald Trump commenced Operation Epic Fury, a series of large-scale military strikes against several target sets in Iran. Ostensibly, the administration justified the attacks ...

On February 6, the United States Undersecretary for Arms Control and International Security Thomas DiNanno accused China of conducting nuclear weapons tests that achieved supercritical yields, ...

Matthew Bunn is a member of the Board of Directors of the Arms Control Association; serves on the National Academies' Committee on International Security and Arms Control; has consulted for the U.S.