Chuck

The Innocence Project is an American non-profit organization whose mission is to exonerate wrongly convicted individuals and reform the legal system. Josh, Chuck and a special "guest" explain how the organization works -- and why it's necessary.

Can your grandfather's diet shorten your life?

Epigenetics is a fascinating field of genetics that studies how the epigenome and environmental, nutritional and social factors affect gene expression. Josh and Chuck explain how epigenetics works in this episode.

Who first decided that it would be a great idea to shoot flame at other people from a distance? Josh and Chuck talk about the (very) early origins, history and technology of the flamethrower in this episode.

In this episode, Josh and Chuck discuss reservoir-induced seismicity and the conditions under which human activities and projects like dams can trigger earthquakes.

Serial killers are notorious for their grisly crimes and disturbing behavior, but what makes a serial killer a serial killer? Josh and Chuck discuss the history, psychology and methodology of serial killing and serial killers in this episode.

Josh and Chuck talk more about their experiences in Guatemala and the amazing work that the non-profit group Cooperative for Education is doing there -- and how you can help! -- in part two of their Guatemala series.

Josh and Chuck share the story of their recent eye-opening trip to Guatemala, which was sponsored by a nonprofit organization called Cooperative for Education, in this very special episode of Stuff You Should Know.

Twin siblings are common enough that most people know a pair or two, but why does twinning occur? Josh and Chuckers explain where twins (and babies) come from, discuss different types of twins and debunk some "twin myths" in this episode.

How LEGOs Work

Most people are familiar with the plastic, interconnecting bricks called LEGO bricks, but what's their story? In this episode, Josh and Chuck discuss the history, popularity and trajectory of LEGOS -- and throw out some serious stats along the way.

As far as sports go, cliff diving doesn't require much equipment. It does, however, require a certain amount of chutzpah, a dash of derring-do, and a deep body of water to land in. Tune in and learn more about cliff diving in this podcast.