WASHINGTON — The United States is ready to carry out low-yield nuclear tests to match alleged secret explosions by China and Russia, ending a decades-old moratorium, a senior official said Tuesday.

The Rulison test — conducted at a depth of 8,425 feet — was the deepest subterranean nuclear-bomb detonation conducted in U.S. history.

The possibility of a nuclear explosion is a terrifying thought, but understanding how to respond in the critical first hour could be the key to survival. Though nuclear blasts are often depicted in ...

Jay Cowan still worries about the Rulison blast’s proximity to the Colorado River and expresses disbelief at the 107 days that radioactive gas was burned in order to test whether the radionuclides ...

The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing ...

How would a Nuclear Bomb Affect the United States: Current public attention has focused on the possibility of a nuclear weapon attack by terrorists. The RAND corporation conducted an analysis to ...

U.S. Energy Secretary Chris Wright said he expects U.S. nuclear-weapons testing sought by President Donald Trump to stop short of actual atomic bomb explosions for now. “I think the tests we’re ...

The first blast at the open pit mine in Malawi marks the resumption of mining operations at the restarted project and means that Lotus Resources can proceed with its plans to transition production ...

India’s nuclear journey traced from Einstein to SHANTI Act 2025, exploring power, policy shifts, privatization, risks, and accountability.