WASHINGTON (Sept. 14, 2020) Adam Black, right, a U.S. Naval Research Laboratory research physicist, shows an atom interferometer to Chief of Naval Research Rear Adm. Lorin Selby, left, Sept. 14, 2020, at Naval Research Laboratory (NRL) facilities in Washington, D.C. Black uses the instrument to measure motion for navigational purposes. NRL is designated as the Navy’s Quantum Information Research Center. (U.S. Navy photo by Jonathan Steffen)