As Earth's Spin Slows, Clocks Get Another Leap Second temim 9:15 AM temim The history of the leap second reveals a curious pattern of decreasing frequency since its adoption 43 years ago -- Read more on ScientificAmerican.com from Scientific American News http://ift.tt/1R25zee via IFTTT Twitter Facebook Google Tumblr Pinterest Artikel Menarik Lainnya Is the EPA Stifling Science on Chemical Toxicity Reports?Critics say changes to the agency’s review process will harm public health -- Read more on ScientiAn Exomoon Eludes Astronomers—for NowResearchers may have already glimpsed the first-known exomoon—a satellite of a planet orbiting anotChildren Change Their Parents' Minds about Climate ChangeStudy of students schooled on the issue showed them going on to shift their elders’ attitudes -- RCan You Prevent Pregnancy with the Pullout Method?An investigation into one of the biggest misconceptions in male fertility -- Read more on ScientifScientists Take a Step Toward Decoding Speech from the BrainNew study gets closer to restoring natural communication for those who cannot speak -- Read more oNotre Dame's Architectural LegacyThis religious center, cultural icon and UNESCO World Heritage Site is also an engineering marvel
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