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 ...
UN Nuclear watchdog, the International Atomic Energy Agency (IAEA), has said that Iran holds 440.9 kg (972 pounds) of highly ...
The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing are unraveling.
Remarks by a top administration official appeared to be aimed at dispelling skepticism of its assertions, as President Donald ...
Irans Missing Uranium Could Fuel 10 Nuclear Weapons, Experts Warn Airstrikes disrupt IAEA monitoring, raising fears Iran may secretly reprocess uranium for weapons ...
A 4.3 magnitude quake in Fars province was confirmed natural by United States Geological Survey and Comprehensive Nuclear-Test-Ban Treaty Organization, dismissing nuclear test rumors amid debate over ...
A US official says a seismic station in Kazakhstan collected evidence of an alleged China nuclear test at Lop Nur in June 2020.
A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground ...
US officials reportedly believe China’s nuclear expansion is narrowing the gap with the United States and Russia, potentially ...
The U.S. agency in charge of nuclear weapons achieved a record production of tritium, a radioactive gas that increases the explosive power of nuclear warheads, after the Tennessee Valley Authority got ...
MOSCOW, Feb 24 (Reuters) - Russia accused Ukraine on Tuesday of trying to obtain a nuclear weapon with help from Britain and ...