On the Cover: An artistic depiction of an array of solar-powered lithium extraction devices floating upon the sea. Described in a Future Energy article in this issue of Joule, Zhou, He, et al. (pp. 1648–1651) conceive and demonstrate an electrolysis method that extracts lithium metal directly from seawater and is faster and more controllable than adsorption and dialysis-based methods. Cover art by Sixie Yang and Ping He.