The U.K.'s Ministry of Defence said British soldiers had used an "invisible radio-wave weapon" to knock out swarms of drones ...

The Cosmos 2553 satellite has had various bouts of what appears to be errant spinning over the past year. Read more at ...

The U.K. military has carried out a first successful test of a British-made "directed energy weapon" to down dozens of drones ...

A mysterious Russian satellite, believed by US officials to support a nuclear anti-satellite weapon programme, is showing ...