Interceptor drones, once a far-fetched experiment, are now a cornerstone of Ukraine's air defense, downing Russian Shaheds.

Instead of the heavy systems used by the U.S. military since World War II—missiles and ships that are expensive to design, build, and operate—this war is powered by swarms of mass-produced and ...

The Ukraine and Iran wars revealed the value of drones, and the U.S. has launched a contest to produce what are essentially ...

Wladimir van Wilgenburg stands in a residential neighborhood in Erbil, in the Kurdistan region of Iraq, and points out incoming drones high in the sky. "The U.S. defense systems, as you can see, are ...