Fisk, an area plasma scientist for the College of Michigan and also a former NASA administrator. With the earlier many decades Fisk and George Gloeckler, a colleague at Michigan and a longtime Voyager mission scientist, have been working on a product from the heliosphere that pushes its edge out http://record-art78877.blogocial.com/A-Secret-Weapon-For-Voyager-One-Sounds-Of-The-Earth-Record-45531694