<http://schema.org/alternativeHeadline>
"Between a 'rogue planet', solar storms, and a supposed planetary alignment, 2012 has the apocalyptic scenarios covered."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/politics/stories/2012-doomsday-myths-nothing-to-worry-about-says-nasa>