<http://schema.org/description>
"NASA says is has updated it mobile app offering photos and videos to iPhone and the iPod Touch users, with new features and a redesigned interface."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Science_News/Technology/2012/05/22/NASA-updates-its-iPhone-iPod-app/UPI-22211337730522/?rel=68301344094563>