Here's a growing trend in artificial intelligence. Dating video games and other applications let users carry on virtual relationships with computerized girlfriends ranging from career women to Japanese schoolgirls. There's even something for the ladies. How soon will there be artificial intelligence of such complexity that protecting its well-being and rights becomes a serious political and social concern? In what year will there be an app or computer program or a device that you not only love but that possibly, within the realm of believability might actually love you ...back?

Everyone always wants to be able to choose - but who really makes these choices? And do we really want to have more choices? Michael Stevens finds out as he explores decision-making.

When it comes to illusions, optical illusions get all the attention. But the whole body you have can be fooled and can fool the brain. What is touch? Is it real, or is it just in our heads? Michael Stevens decides to find out.

We're going to see if forcing your facial expression can change the way you feel. If you remove the ability to make facial expressions with botox, will it affect how the people perceive emotions in them?
How do facial expressions affect emotion, and how does emotion affect facial expressions? Michael Stevens finds out when he explores the face.

Who are you? Do you even know who you are? Are you your memories? Are you the choices you make? Are you you? Or are you someone else, but manipulated to be you? If you can lose track of your past and your memories can be altered or implanted, in the end, who are you really? Michael Stevens finds out as he explores what makes you you.

This episode looks at a group of black survivalists. British Buzzfeed correspondent Bim Adewunmi looks at an unusual group of doomsday preppers who don't fit the normal stereotype for that group. She interviews people of color who train themselves to prepare for disaster.