News Physics Chink found in armor of perfect cloak Charged particles could reveal hidden object's location, new idea suggests Share this:FacebookTwitterPocketRedditPrintEmail By Laura Sanders December 4, 2009 at 4:29 pm This article is only available to Science News subscribers. Subscribers, enter your e-mail address to access our archives. Client key* E-mail* Log in Not a subscriber? Science News is a nonprofit. Support us by subscribing now. Subscribe