<http://schema.org/about>
"In a fun animation, AsapScience outlines the entire evolution of life on Earth, compressed into a 24 hour period. To see where humanity fits in, you'll have to wait until the end."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/natural-sciences/how-do-humans-fit-45-billion-years-life-earth-video.html>