Although Blackwater brought the news to the mainstream, it’s a troubling fact that private armies are increasingly common. Advocates argue that these private firms can save taxpayer money – but critics say these companies operate outside of the law. Tune in to learn more about Blackwater in the first part of our series on private armies.

In the third part of this series on legendary PR man Edward Bernays, we explore how his work has influenced businesses and governments of the modern day. Tune in to learn how today's PR firms use lessons learned from Bernays to sway public opinion.

It’s no secret that legendary PR man Edward Bernays changed the American mind about numerous products, but he didn’t stop there. Tune in to learn how Bernays used his skills to assist US Presidents and global corporations as they waged war on Guatemala.

Nowadays Edward Bernays, often called "the Father of Public Relations," remains a relatively obscure historical figure. His legacy, however, is thriving around the globe, and his techniques are found in everything from the food we eat to the things we believe. But who was this man, and how did he get his start? How did a nephew of Sigmund Freud use psychology to bend the will of the masses -- and how does his legacy affect you today? Tune in to learn more.

In this episode, Ben and Matt explore global fears of widespread drought and water wars. But where could these wars begin? Join the guys as they (figuratively) circle the globe to find which of the world's regions are most ripe for a possible water war.

Across the globe, institutions and governments struggle to supply humanity with clean water. Sometimes these groups turn to private businesses for help. Advocates claim privatization works for the world's poor -- but critics tell a different story.

Just a quick update: In this clip, Matt and Ben catch you up to speed on their new YouTube channel, where you can find all the newer episodes from both the original show and the new Digging Deeper series.

Matt and Ben covered the controversial Commission on Presidential Debates earlier -- but there's still more info. What's the 15% rule, and how does it affect debates? Do corporate sponsorships influence the debates? Tune in to learn more.

The Stuff They Don't Want You To Know guys have started a new series to cover the extra information they can't fit into the usual episodes. Join Matt and Ben as they introduce the new series, where they'll dig deeper into elections, water wars and more.

Modern civilization depends on energy from fossil fuels. But in a world of increasing consumption and decreasing resources, how long will fossil fuel supplies last? Tune in and learn more about the debate over peak oil in this podcast.