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Unsolved Mysteries

Crime, Kidnapping and Organs: The Red Market

For the majority of human history, a failing vital organ was a death sentence. Yet hard-won lessons from countless tragic medical experiments have given modern humans the amazing ability to swap a failing organ from a healthy one, often with good odds of surviving the operation. So where do the organs come from? Is there really any truth to the rumors of an illegal organ trade? See more »

Are there secret space programs?

For millenia humankind has dreamed of reaching the heavens, and in recent decades several countries have begun turning these dreams into reality. Yet the path to the stars isn't all altruism and noble scientific advancement -- in fact, human activities in space have often been shrouded in secrecy, and the practice continues today. See more »

Berenstein or Berenstain? The Mandela Effect

How permanent is the past? Could facts, times, and specifics of events somehow change after the fact? If so, why? Learn more about the tricky nature of memory and allegations of the multiverse in today’s episode. See more »

You're Worth About A Dollar: Targeted Online Ads

Have you ever searched for something online, only to find an eerily related series of ads popping up at each website you visit afterward? If so, you've encountered the Brave New World of targeted online advertising. But is it a force for good? For ill? Join the guys and special guest Jonathan Strickland as they explore the facts, fiction and controversy surrounding online ads. See more »

Chemtrails

Look -- up in the sky! It's a bird! It's a plane! It's a ...chemtrail? You've probably heard of these allegedly poisonous strips of stuff streaking across the sky, but what are they, exactly? Tune in to learn more. See more »

Ghosthunters: The Warrens

For decades Ed and Lorraine Warren claimed to investigate paranormal phenomena, confronting the forces of darkness with the power of faith. They've inspired numerous films and become a part of American folklore -- so how much of their story is true? See more »

Who was the Original Night Stalker?

From 1979 to 1986, an unknown serial killer assaulted and murdered at least 10 people. He remains uncaught to this day. So who was he? Is it possible to find the Original Night Stalker? See more »

What are the Primary Elections?

To outside observers, the US primary elections can seem pretty confusing. So how do political parties use this system to select candidates - and why do critics feel the process is so corrupt? See more »

What are Jinn?

Forget everything you learned about 'genies' from Aladdin - tales of the Jinn, also called Djinn, are ancient and not at all as family-friendly as Disney might have you believe. So what are these mysterious creatures, exactly? Join the guys as they delve into the strange story of smokeless fire, parallel worlds and hidden, sentient life. See more »

Money, Mystery and Millionaires: The Panama Papers

You’ve probably heard of shell companies, tax havens and offshore trusts. But how common are they? How many people use these techniques as a way to squirrel away money from the prying eyes of taxpayers, governments and nonbillionaires? What exactly did these Panama Papers reveal? See more »