Raven-class minesweeper (current) Maturing agent Oscillator (cellular automaton) Relics (Star Trek: The Next Generation) Richard, son of William the Conqueror Flow Motion Concubinage in Islam Library of Catalonia Five-string violin Ruby Gloom WebSpyder Konstantin Feoktistov Utility player Reader's Digest Question (character) XHTDMX-TDT Project Iceworm Elder Museum of Science and Technology Strongly connected component Argand lamp Fernande R. V. Duffly Reporter-Herald Large Plates of Nephi Middle Level Navigations Hazard Analysis Critical Control Point 2022 open letter from Nobel laureates in support of Ukraine Emotion recognition