The Journal of the Institute for Unauthorized Experiments was a periodical published in the 24th century.
Lieutenant Commander Data, while in command of the USS Sutherland, read Vol. CXXIV, No. 10 of the journal on a viewscreen while searching for clues on how to detect cloaked Romulan warbirds during the Klingon Civil War in 2368. (TNG: "Redemption II")