Above: From left – Jim Salazar, Mario Carnevale, Ken McBride, Myles Danforth, Alexey Dobrovolskiy (the author), and Janis Kuze. An international research team used new UAV and GPR technology to locate a lost U.S. airplane 300 feet below the ice in Greenland.  On July 4, 2018, at Greenland’s Ice Cap, Jim Salazar and Ken McBride...