Research Reduces Perils of High-altitude Aviation -- In this strange scene, suggesting an old anatomical drawing, pilots of modern airplanes are getting into their high-altitude flying suits - one of may protective devices developed by scientists to enable man to function in an environment where he was never designed to operate. Put on like a coverall, this suit is snuggled close to the body by lacings running all the way down the arms and legs; air tubes, also running down the arms and legs, wh