The milestone marks the first production of uranium chloride fuel for a fast-spectrum molten chloride reactor in the United ...

Amazon has quietly stepped back from one of its most ambitious European experiments, pausing plans to roll out commercial ...

As the war grinds on, sophisticated Russian defenses have pushed Ukraine to develop a frightening new weapon: semiautonomous ...

Researchers at China's National University of Defense Technology (NUDT) have accelerated a one-ton vehicle from a dead stop ...

The race to build the world’s quickest drone has shifted from labs and defense contractors to garages and hobby benches, and ...

The 26-foot-tall (8-meter-tall) cargo lander is expected to embark on its first flight during the first quarter of 2026, ...

One of them is the Porsche 645, a racing prototype of the mid-1950s, which was created as an experimental replacement for the ...

March 25: “Hurrah, and vote for suffrage! Don’t keep them in doubt.” — Febb Burn, a 47-year-old widower, in a letter to her ...

Lockheed Martin is using a modified F-16 fighter jet to teach artificial intelligence how to fly, maneuver, and eventually ...

In the 1950s the Navy and Army worked on small VTOL machines to make troops go airborne. They worked, just not well enough.