It's time to talk about the Leap Second. Yes, there's a Leap Second in just a few hours from now (as I post this podcast). What's a Leap Second? Why do we have them? Do we really need them?Download Episode 09 right here...AtomicPodcast09.mp3(Running time 21:15 with STEREO sound!)Also, check out these links for a more nitty-gritty discussion of these issues.Markus Kuhn's essay on the Leap SecondThe NIST entry on Leap Years and Leap SecondsAnother summary of these issues from TimeandDate.comThe home page of the International Earth Rotation and Reference Systems Service... the folks in charge of determining when Leap Seconds happen.Subscribe to the Podcast in iTunes

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