Hundreds of companies in Canada are putting drones to work in industries like farming and TV filming. They are getting a leg-up in an important new aviation industry as US rules continue to forbid commercial drone use.
A plane-like drone developed at the Swiss Federal Institute of Technology in Lausanne pinpoints the location of Wi-Fi signals to track phones to within 30 feet.
A nonprofit that uses lightweight unmanned aircraft to search for missing people will resume its aerial operations after a court ruling. Meanwhile, the FAA suffered another setback in its attempt to exert authority over drones.