<http://schema.org/headline>
"SciTechTalk: Earth bears evidence of cosmic impacts, both ancient and more recent"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Science_News/2013/02/17/Earth-bears-evidence-of-cosmic-impacts-both-ancient-and-more-recent/UPI-43871361100660/>