Simkin glider gun/Snippet
Simkin glider gun is a glider gun, found by Michael Simkin on April 28, 2015. It consists of a Herschel running in two period-60 conduits, producing infinite copies of the first natural glider. In terms of its single-barreled form it is the smallest known gun, with 36 cells, sharing the record with the Gosper glider gun. In its pseudo-period, boat-bit form and its double-barrelled form it is the absolute record holder, with 35 and 29 cells respectively.