<http://schema.org/description>
"He is famous for a phrase he never said, for wearing turtlenecks and for hosting the original &amp;#039;Cosmos&amp;#039; TV series. As enthusiastic about the stars as he was about marijuana, Carl Sagan led a very surprising life. Here are 10 cool facts."^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/dictionary/famous-scientists/10-cool-things-carl-sagan2.htm>