<http://schema.org/alternativeHeadline>
"Curiosity may become stronger the closer we are to having a full set of information, eliciting feelings of anxiety, not awe or wonder about the world."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/lifestyle/responsible-living/stories/curiositys-evil-twin-can-drive-you-insane>