SCOR Newsletter #38 is available at https://scor-int.org/Publications/SCOR-NL-38.pdf. It includes news from the September 2018 SCOR Annual Meeting, reports on recent activities from the Southern Ocean Observing System (SOOS), announcements of upcoming meetings, a report from a 2018 SCOR Visiting Scholar, and announcements of recent publications from SCOR working groups.