HUNTSVILLE, Ala.—As conflict winds down, now is the time to invest in the science and technologies that will produce the capabilities the Army of 2025 will require, according to the service's acquisition chief. “We have to plant seeds now to secure the Army of the future,” Heidi Shyu, assistant secretary of the Army for Acquisition, Logistics and Technology and Army acquisition Executive told the Association of the United States Army Winter Symposium and Exhibition here Feb. 19. This has historic…