The Department of Energy Office of Science awarded Physical Sciences Inc. a $199,962 Project Grant under the Office of Science Financial Assistance Program (CFDA 81.049). The grant will support research examining reclaimed coal ash as a low-cost thermal energy storage material from June 27, 2022 through March 26, 2023 in Andover, Massachusetts. The Office of Science's mission is to deliver scientific discoveries and tools to transform understanding of nature and advance U.S. energy security and economic competitiveness. This award furthers those goals by funding analysis of coal combustion residuals as an affordable option for thermal energy storage, which could potentially improve energy efficiency and competitiveness.