Hypersonic weapons, including missiles, travel at Mach 5 to Mach 25, about 1 to 5 miles per second (1.6 to 8 kilometres per ...

The United States conducted a successful underground, non-nuclear chemical explosive test at a Nevada test site Sept. 30 to ...

The aim of the experiment is to help the U.S. better spot a kind of nuclear testing that China is alleged to be conducting in ...

Hundreds of service members may have been exposed to radiation on a secret Nevada test range. Now the survivors want the U.S. government to acknowledge it.

The US National Nuclear Security Administration conducted a "subsurface, non-nuclear chemical ​high-explosive experiment" on Wednesday that the ‌Energy Department said aimed to improve the United ...

If, as parts of the American right argue, America First means that every foreign alliance must justify itself by American ...

New footage appears to show a B-21 Raider test aircraft reportedly known as “Cerberus” departing Edwards Air Force Base and flying over California’s Mojave Desert.

Marvel December 2026 comics embed real physics, neuroscience, and nuclear history in four titles arriving the week Avengers: ...

Next month marks 40 years since an historic meeting that eventually helped Missouri, the nation, and the world avoid ...

Idaho National Laboratory has launched a modular dismantling rig to strip metal casings from radioactive fuel rods.

South Korea’s liberal President Lee Jae Myung is calling for a practical, step-by-step approach to achieving North Korea’s nuclear disarmament, as the North ramps up weapons testing ...

In September 2026, the IAEA finally resolved the Assad-era Syrian nuclear case while escalating its dispute with Iran. Russia had opposed international pressure in both files at crucial stages. The ...