x-ray eyes in the sky: new method for 3-d through-wall imaging that utilizes drones and wifi

Readable article with x-ray eyes in the sky: new method for 3-d through-wall imaging that utilizes drones and wifi Title Obtained from phys.org Website.
researchers at uc santa barbara professor yasamin mostofi's lab have given the first demonstration of three-dimensional imaging of objects through walls using ordinary wireless signal. the technique, which involves two drones working in tandem, could have a variety of applications, such as emergency search-and-rescue, archaeological discovery and structural monitoring.