Nowadays, zombies are big business. But outside of the horror films and video games, is there any truth to the zombie legends? Tune in to find out.

A dollar doesn't buy what it used to, and some worry that the US is headed toward disastrous hyperinflation. And, according to some conspiracy theorists, this isn't an accident. Tune in to learn more about hyperinflation.

Hydraulic fracturing is a process used to enhance the output of oil wells, and an estimated 90% of natural gas in the US comes from wells using this process. The EPA claims the process is not harmful -- but not everyone agrees. Why? Tune in to learn more.

When Princess Diana died as a result of a horrendous car crash in Paris, the United Kingdom was shaken to the core. As more details emerged, some people became convinced that Diana's death was not an accident. Why? Tune in and learn more.

Most historians agree that the fall of the Soviet Union occurred in 1991, and the KGB was dissolved in the same year. Or was it? Tune in to learn how a Soviet defector convinced high-level members of the US government that the KGB still controls Russia.

When Dr. Martin Luther King, Jr. was murdered at a Memphis motel, the world recoiled in shock. Two months later James Earl Ray was arrested and, ultimately, convicted of the crime. So why do some people think there's a cover-up? Tune in and learn more.

With around 390 members, the Trilateral Commission is a fairly small group -- so why do they get so much attention from conspiracy theorists? Tune in to learn more about the history of the Trilateral Commission.

Most people have already heard the most popular lunar conspiracy theory -- that no one actually landed on the moon -- but what about the rest? Tune in to learn more about other moon-based conspiracy theories, including lunar structures and UFO sightings.

Cereologists don't all agree on how crop circles form, but there are some wild theories out there, including freak weather and UFOs. Also, hoaxers confessed to making hundreds of circles. Tune in to learn more about the theories surrounding crop circles.

Forget Will Smith: The real men in black are much more sinister -- at least, that is, if they exist at all. But what exactly are the men in black? Listen in to learn more about the conspiracy theories concerning these mysterious individuals.