In the April issue of WIRED, senior writer Andy Greenberg explores how North Korean dissidents are trying to undermine Kim Jong-un—with bootleg copies of Titanic and old episodes of Friends. Also this month: Reimagining the iconic Tucker Torpedo, What’s Inside: Jell-O, inside China’s toxic gadget factories, resurrecting the LA river, the biggest crowdfunding campaign ever, and more.

Music - "By The Roots" - YZ