Leyden ball Leyden ball A Leyden ball is a fictional bullet used in the nineteenth century Jules Verne science fiction novel, "Twenty Thousand Leagues Under the Sea". It contains a capacitance charge of electrical energy, which discharges instantaneously upon the bullet's impact. A similar, but more complex non-lethal electronic weapon, meant to disable people, has been developed for police use in the modern day. In his 1870 science fiction classic "Twenty Thousand Leagues Under the Sea", Jules Verne wrote about a hunting expedition using a very unusual form of bullet: the balls sent by this gun are not ordinary balls, but little
Twenty Thousand Leagues Under the Sea public-domain translation, which is available from a number of sources, notably a recent edition with the title "Twenty Thousand Leagues under the Seas" (). In 2010 Walter released a fully revised, newly researched translation with the title "20,000 Leagues Under the Seas" — part of an omnibus of five of his Verne translations titled "Amazing Journeys: Five Visionary Classics" and published by State University of New York Press. In 1998 William Butcher issued a new, annotated translation from the French original, published by Oxford University Press, , with the title "Twenty Thousand Leagues under the Seas". He includes detailed notes,