NASA’s Mars helicopter Ingenuity is seen on the planet's surface on Monday, the 45th Martian day of the Perseverance rover mission. Photo courtesy of NASA ORLANDO, Fla., April 7 (UPI) -- NASA's Mars helicopter Ingenuity, the first powered aircraft on another planet, is free of the Perseverance rover that carried it and appears to be functioning well ahead of its first flight on Sunday, the space agency said. NASA plans to broadcast the results of that first flight at 3:30 a.m. EDT Monday after the helicopter transmits data and images to Perseverance, which will send them back to Earth. The...