Subspace Physics Today
Subspace Physics Today was a scientific journal published in the 24th century.

Lieutenant Commander Data, while in command of the , read the articles "Weiss Ratio in Tachyon Propagation" (Vol. 217, No. 33) and  "Ruiz Displacement in Tachyon Propagation" (Vol. 217, No. 37) from this journal on a viewscreen while searching for clues on how to detect cloaked Romulan warbirds during the Klingon Civil War in 2368. ()

Scientific literature