<http://schema.org/description>
"Around this time seven years ago I was trying to figure out a topic for my Master&amp;#039;s thesis. It could have been anything at all, so long as it fit under the wide umbrella of science writing. After a few dead ends (sumo wrestling, Amish science) I finally chose to write about the hunt for&amp;hellip;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://phenomena.nationalgeographic.com/2012/12/28/life-on-mars-and-the-imagination-of-scientists/>