The literary world is filled with many works that dwell on such abstract concepts of time. From time travel to time dilation and alternate universes–the fictional world has sung laurels on time being relative. This made me wonder about the laws of physics and how they interpret time.
“The earliest time measurements were observations of cycles of the natural world, using patterns of changes from day to night and season to season to build calendars. More precise time-keeping eventually came along to put time in more convenient boxes. But what exactly are we measuring?”