 The journal focuses on instrumentation for the detector and measurement of ionizing radiation, particle accelerators and their controls, nuclear medicine and its application, effects of radiation on materials, components, and systems, nuclear reactor instrumentation and controls as well as measurement of radiation in space.The first issue of the Transactions on Plasma Science appeared in 1973.The 'Tennessee Orange,' cover color was picked by Igor Alexeff, Professor, University of Tennessee, Knoxville.