<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:10pt"><div>3-D Printing: Do-it-Yourself Invisibility
</div><div><br>Seven years ago, Duke University engineers demonstrated the first
working invisibility cloak in complex laboratory experiments. Now it
appears creating a simple cloak has become a lot simpler.<br><br><a href="http://spacewatchtower.blogspot.com/2013/05/3-d-printing-do-it-yourself-invisibility.html">http://spacewatchtower.blogspot.com/2013/05/3-d-printing-do-it-yourself-invisibility.html</a><br> </div><div>gaw<br><br></div><div>Glenn A. Walsh, Project Director,<br>Friends of the Zeiss < http://friendsofthezeiss.org ><br>Electronic Mail - < siderostat1989@yahoo.com ><br>SpaceWatchtower Blog: < http://spacewatchtower.blogspot.com/ ><br></div></div></body></html>