By Stephen Petranek So, the world hasn’t come to an end yet. But the insecurities and fears about the so-called Mayan Calendar prediction that Earth as we know it will cease to exist today has created such a ruckus that Michigan officials closed 33 schools in preparation and NASA has devoted many web pages to […]
Featured topic: TED on Science
TED Weekends investigates why we judge others May 18, 2013
A virtual field trip to CERN, via Google Glass May 6, 2013
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