<http://schema.org/description>
"For tens of thousands of years, humans have created sculptures by carving pieces from a solid block. They have chipped away at stone, metal, wood and ceramics, creating art by subtracting material. Now, a group of scientists from Harvard University have figured out how to do the same thing with DNA. First, Yonggang Ke builds&amp;hellip;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://phenomena.nationalgeographic.com/2012/11/29/dna-lego-bricks-produce-nano-sculptures/>