Time is eternal, but it is not necessarily definite. Since the Washington Meridian Conference in 1884, Greenwich Mean Time (GMT) has been used to define the prime meridian (which travels through Greenwich, UK) has the reference time for global time measurements. From this grew time zones, a tool used to standardize local times which are adjusted to reflect the solar time of each local area. Today, Coordinated Universal Time (UTC) has replaced GMT as the global standard although many people mistakenly use the two as synonymous.
Recently, Spain has been discussing changing its time zone. when I first heard the news, I was surprised – why would a country want to randomly change its local time? Continue reading