The confusion rattled allies and arms control experts alike. Energy Secretary Chris Wright soon intervened to clarify that any U.S. testing would involve not nuclear explosions but “what we call ...

Energy Secretary Chris Wright said the testing ordered up in a surprise announcement by President Trump last week would focus on “the other parts” of nuclear weaponry. By Zolan Kanno-Youngs The ...

Though the country’s nuclear arsenal has undergone no explosive testing for decades, federal experts say it can reliably obliterate targets halfway around the globe. By William J. Broad President ...

Contract will support continued long term radioactive waste retrieval and cleanup, and decommissioning of site facilities that date to the 1940s.

“The United States has a test site just outside Nevada where we conducted these tests in the 1990s and before,” he added. “But it’s not poised to conduct testing anytime soon, and it takes years to ...

President Donald Trump reaffirmed on Friday that the U.S. would resume nuclear testing, but he did not answer directly when ...

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 ...

North Korea has hurtled along its path of nuclear tests and trials of delivery systems, despite years of sanctions.