The British Army has tested an invisible radio wave weapon, known as the Radiofrequency Directed Energy Weapon (RFDEW), to knock out drone swarms for the first time. British soldiers have successfully tracked,

The system zapped multiple drone targets simultaneously with near-instant effect, according to a government statement.

The British Army has successfully tested a Radiofrequency Directed Energy Weapon (RF DEW) that took out multiple swarms of drones simultaneously and near instantaneously using high-frequency radio waves at a cost of 10p (US$0.