A newly surfaced image shows the Chinese J-20 stealth fighter carrying eight external air-to-air missiles, a configuration ...

El Capitan reaches 2.746 exaFLOPS, making it the fastest supercomputer It will be used for classified U.S. nuclear security research Built at LLNL, it replaces the Sierra supercomputer ...

Work on the command and launch segments of the Air Force’s Sentinel ICBM program are on hold while service leaders formulate ...

The $600 million machine is already online and operational at the Lawrence Livermore National Laboratory in California.

Russia warned on Monday that the outlook for extending the last remaining pillar of nuclear arms control between Moscow and ...

ADVERTISEMENT ADVERTISEMENT North Korean leader Kim Jong Un has vowed to bolster his nuclear weapons program in response to the U.S.’s enhanced security partnership with South Korea and Japan. Last ...

Evgeny Velikhov's many accomplishments in reducing the threat from nuclear weapons—during and after the Cold War—are ...

Professor Ramana is the Simons Chair in Disarmament, Global and Human Security at the University of British Columbia. His latest book is Nuclear is Not the Solution. I put some questions to him on ...

Juan Noguera, an industrial design professor at Rochester Institute of Technology, stands in the university's design shop.

It is designed to ensure the safety, security, and reliability of the US nuclear stockpile in the absence of underground ...