<div dir="ltr">(Probably of marginal interest to most folks on the list.)<br><div><div><br>From the on-line Washington Post: "Stutters in Earth's spin changed length of days slightly"<br><a href="http://www.washingtonpost.com/national/health-science/stutters-in-earths-spin-changed-length-of-days-slilghtly/2013/07/15/4d63d328-e8bd-11e2-aa9f-c03a72e2d342_story.html?Post+generic=%3Ftid%3Dsm_twitter_washingtonpost">http://www.washingtonpost.com/national/health-science/stutters-in-earths-spin-changed-length-of-days-slilghtly/2013/07/15/4d63d328-e8bd-11e2-aa9f-c03a72e2d342_story.html?Post+generic=%3Ftid%3Dsm_twitter_washingtonpost</a><br>
<div><br>The Post article stems from R. Holme & O. de Viron, "Characterization and implications of intradecadal variations in length of day,"<br>Nature 499, 202-204 (11 July 2013); <a href="http://www.nature.com/nature/journal/v499/n7457/full/nature12282.html">http://www.nature.com/nature/journal/v499/n7457/full/nature12282.html</a> (only abstract is available for free).<br>
<br></div><div> --ado<br></div></div></div></div>