Noting that "the pursuit of knowledge turns up its fair share of beauty," Nature magazine has published a portfolio of stunning images produced by scientists during 2006, including a "lab on a chip" photo created by researchers at UC Berkeley.<br><br><a href='http://www.berkeley.edu/news/media/releases/2007/01/02_nanoimage.shtml' target='_blank'>http://www.berkeley.edu/news/media/releases/2007/01/02_nanoimage.shtml</a><br><br>