KYIV, Ukraine — The drones began crashing on Ukraine’s front lines, with little explanation. For months, the aerial vehicles supplied by Quantum Systems, a German technology firm, had worked smoothly ...

The U.S. Army, working with a startup called Rydberg Technologies, has achieved the world's first long-range radio communication with an atomic quantum receiver, a breakthrough that could greatly help ...

The world’s militaries have always been at the forefront of communications technology. From trumpets and drums to signal flags and semaphores, anything that allows a military commander to relay orders ...

Adam Stone writes on technology trends from Annapolis, Md., with a focus on government IT, military and first-responder technologies. When Hurricane Helene took out power and cellular communication ...

CURIE will investigate where solar radio waves originate in coronal mass ejections, like this one seen in 304- and 171-angstrom wavelengths by NASA’s Solar Dynamics Observatory. (Credit: NASA/Goddard ...