Serving Through Science is the first educational television series broadcast in the United States. The series premiered on the DuMont Television Network on August 15, 1946 and was shown Tuesdays at 9 pm ET. The weekly program starred Dr. Guthrie McClintock showing short films produced by Encyclopædia Britannica, and was sponsored by U. S. Rubber. The last show aired May 27, 1947.