The titles in the table of contents for this journal are: Editorial: Science at the Interface; Science at the Interface: A Round-table Discussion; Center for Structural and Molecular Biology Open to Users; The Virtual Human Project: An Idea Whose Time Has Come?; The Spallation Neutron Source: A Challenging Year; Neutrino Detector Laboratory To Be Proposed for ORNL; Turbine Renewal: Shaping an Emerging Gas-Fired Power Source; Heat Pumps: More Energy Bang for the Buck?; Combined Solar Light and Power for Illuminating Buildings; What's in a Chromosome? Tune in to the Genome Channel; Microbial Functional Genomics and Waste Site Bioremediation; Human Improvement; ORNL's Infrared Processing Center: Industrial Interest Heats Up; How Much Stuff Is Made in Stellar Explosions? ORNL's Answer; and Electronic License Could Reduce Drunken Driving.