anavictoriasaavedra (1968822) writes "We have tractor beams now! Like where you zap a thing with a laser and pull it toward you with beam power? We have those now. Even though they are super tiny and effective only on microscopic items like silica spheres suspended in water for right now, they are still working tractor beams." Link to Original Source
Never tell people how to do things. Tell them WHAT to do and they will
surprise you with their ingenuity.
-- Gen. George S. Patton, Jr.