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Distance , DISTANCE
One of the well-recognized benefits of science and technology is that they reduce distance across both space and time. Science looks back in… parsec , par·sec / ˈpärˌsek/ (abbr.: pc) • n. a unit of distance used in astronomy, equal to about 3.25 light years (3.08 × 1016 meters). One parsec correspon… Astronomical Unit , An astronomical unit (AU) is a unit of length that astronomers use for measuring distances such as orbits and trajectories within the solar system. O… Bodes Law , Bode's law [for J. E. Bode], also known as Titius's law or the Titius-Bode law, empirical relationship between the mean distances of the planets from… Franz Schubert , Schubert, Franz (Seraph Peter)
Schubert, Franz (Seraph Peter) (b Vienna, 1797; d Vienna, 1828). Austrian composer. Son of impoverished schoolmaster,… calciferol , calciferol
cal·cif·er·ol / kalˈsifəˌrôl; -ˌrōl/ • n. Biochem. one of the D vitamins, a sterol that is formed when its isomer ergosterol is exposed to…
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