<http://schema.org/description>
"The search for planets outside our solar system has been much in the news for the past couple of years, with most of the attention, and questions, focused on &amp;quot;habitable&amp;quot; planets -- do they exist, and if so are at least some in fact harboring life?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Science_News/2013/12/15/Think-you-know-what-alien-life-may-look-like-Be-careful/UPI-81801387107000/>