... CRAWFORDCopyright 1995 Scientific American, Inc.Getting rid of the long-lived, ra-dioactive by-products of nucle-ar power is a problem that hasstalked the industry for its 40-year his-toryÑand ... (800) 77 7-0 444.ScientiÞc American- branded productsavailable. For free catalogue, write Sci-entiÞc American Selections, P.O. Box11314, Des Moines, IA 5034 0-1 314, orcall (800) 77 7-0 444.Photocopying ... they can get away with it. And they will get awaywith it as long as society has a preju-dice against obesity.Ó ÑW. Wayt Gibbs SCIENTIFIC AMERICAN March 1995 35Copyright 1995 Scientific American, ...