/technologies/robotics/b/blog/posts/duke-engineers-reveal-world-s-first-sonar-cloaking-devicePyramid structure defenseless again sensors? (via Duke )If you’ve ever watched Harry Potter and thought “wow, I want an invisibility cloak,” don’t fret – technology is finally catching up to ancient wizard magic. Engineers at Duke recently unveiled then-USTelligent Community 12https://community.element14.com/technologies/robotics/b/blog/posts/duke-engineers-reveal-world-s-first-sonar-cloaking-deviceTue, 25 Mar 2014 19:45:44 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:c4e69cf3-4a6a-42aa-980f-35132d4078beDAB0<p>There are a lot of techniques you can use to achieve a low observable capability. </p><p>Unfortunately, you are still visible to other search technologies.</p><p>&nbsp;</p><p>The game of hide and seek has reached a very high level of technology.</p><p>&nbsp;</p><p>DAB</p><img src="https://community.element14.com/aggbug?PostID=17397&AppID=36&AppType=Weblog&ContentType=0" width="1" height="1">