them today as it has done for the last 170 years every day at 1300 hours greenwich mean time a red bull slides down from the top of the observatory an optical signal to all captains leaving port to set the ship's chronometer. because what held true for captain james cook still applies today any navigator who wants to know the exact position of his ship at sea must 1st know precisely what time it is in rec. good good. good. good good. bursts. hope. of species it's. a whole worth saving. those are big changes and most start with small steps globally do is tell stories of creative people and innovate.