http://blogs.mercola.com/sites/vitalvotes/archive/2004/08/29/New-Personal-Atomic-Clocks-Coming.aspxPreviously the best commercial timers could come up with was using quartz crystals for accurate timing. Well this was an enormous improvement over mechanical systems, sScientists have just upped the accuarcy level. They have just created an antomic clockenCommunityServer 2008.5 SP1 (Build: 31106.3070)