S51E01 - Paul McCartney, The Compromise, Inside the Epidemic

S51E02 - The Kavanaugh Vote, John Green, The Pavarotti of Pasta

S51E03 - President Trump, Photo Ark

S51E04 - Genetic Genealogy, Off the Rails, Fly Like an Eagle

S51E05 - Inside the Secret Archive, America’s War Against ISIS, JAAP

S51E06 - High Velocity, As Goes Texas, The Ride of His Life

S51E07 - Your Data, Ultra Deep, The Pact

S51E08 - A Dose of Hope, A Dose of Greed, Tim Green

S51E09 - Chaos on the Border, Robots to the Rescue, To Kill a Mockingbird

S51E10 - George H.W. Bush, Paradise Lost

S51E11 - Elon Musk, Screen Time, Ryan Speedo Green

S51E12 - Taking Aim at Opioids, Plastic Plague

S51E13 - To Catch a Spy, Malta, The Wolves of Yellowstone

S51E14 - Eat, Drink and Be Merry

S51E15 - Alexandria Ocasio-Cortez, President El-Sisi, An Unlikely Inventor

S51E16 - The Committee, The Oracle of AI, A Different Kind of Vision

S51E17 - Howard Schultz, Small Satellites, Big Data, Jerry and Marge Selbee

S51E18 - Andrew McCabe, The Chibok Girls

S51E19 - The Label, Double Crossed, Made in China

S51E20 - "This Is No Ordinary Lawsuit," Off Track, Cracking the Code

S51E21 - The Chairman, ACLU, Genetic Revolution

S51E22 - Targeting Americans, Billionaire on the Bus, Monaco

S51E23 - Pegasus, All Bets Are On, Samuel L. Jackson

S51E24 - Survivors' Network, Pleistocene Park, The Rock

S51E25 - The Principles of Ray Dalio, A Radical Solution, Attu

S51E26 - Nancy Pelosi; Game Of Thrones; Golden State Warriors

S51E27 - A Marriage Made in Hell, Superbugs, Easter Island

S51E28 - On the Border, Online Overdose, The High North

S51E29 - Ransomware, Frontotemporal Dementia, Polar Punk

S51E30 - The Price of Generics, The Most Unlikely Meeting, Mark Bradford

S51E31 - Money Laundering, Rainbow Railroad, Bitcoin Pizza

S51E32 - Friendly Fire, Attu

S51E33 - The Chairman, Last Shot In Oakland, To Kill a Mockingbird

S51E34 - Rare Earth Elements, Jerry And Marge Selbee, Samuel L. Jackson

S51E35 - SGB, Huntington, WV, Game of Thrones

S51E36 - Ryan Speedo Green, The Photo Ark, Jaap

S51E37 - High Velocity; This Is No Ordinary Lawsuit; Paul McCarrtney

S51E38 - Congresswoman Ocasio-Cortez; Malta; The Unlikely Inventor

S51E39 - Taking Aim at Opioids, The Nuremberg Prosecutor, Into the Wild

S51E40 - Billionaire on the Bus, Pleistocene Park, JR

S51E41 - The Oracle of A.I., John Green, The Pavarotti of Pasta

S51E42 - The Dutch Solution, Redemption, Fly Like An Eagle

S51E43 - The Principles of Ray Dalio, Robots to the Rescue, Monaco

S51E44 - Survivors Network, Ultra Deep, The Future Factory

S51E45 - To Catch a Spy, A Different Kind of Vision, Alma

S51E46 - Pegasus, Plastic Plague

S51E47 - Ransomware, Inside the Epidemic, Tim Green

S51E48 - Targeting Americans, A radical solution, The Ride of His Life

S51E49 - Steve Kroft, The Isle of Eigg

S51E50 - Online Overdose, Frontotemporal Dementia, Mark Bradford

S51E51 - Know My Name, The Pact