For the first time in decades, the number of nuclear warheads is on the rise. Nuclear testing is back on the table and global ...

The State Department’s allegation that China conducted a yield-producing nuclear test in 2020 is reigniting debate in Washington over whether the United States can continue its decades-long moratorium ...

Late last week, the U.S. leveled an explosive claim: China is planning secret nuclear weapons tests and has already conducted at least one. The undersecretary of state for arms control and ...

Australia has said “all nations” - including the US - should refrain from nuclear weapons testing after Donald Trump ...

The U.S. government has released fresh intelligence on what it claims was an illicit Chinese nuclear test conducted in 2020. On June 22 of that year, a remote seismic station in Kazakhstan detected a ...

US intelligence agencies believe China is developing a “new generation” of nuclear weapons — with Beijing having reportedly conducted at least one undisclosed explosive test already. China’s plan to ...

US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

Here’s a look at the International Atomic Energy Agency and nuclear power. The International Atomic Energy Agency (IAEA) inspects nuclear and related facilities under safeguard agreements. Most ...

In 1957, the U.S. Air Force began Project Pluto — a nuclear-powered cruise missile program. The result was the Supersonic Low ...

The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing are unraveling. The U.S. claims China is conducting secret nuclear tests.