Our relationship with destruction is not a simple one. It can release endorphins and relax our minds. It can amp us up and make us even more aggressive. It can even help us regulate our emotional reactions. Can violently breaking things calm us down? Or does it simply anger us more? Find out as Michael Stevens takes a look into our urge to destroy.

More than 90% of all crashes have a human driver as the cause. So if you want to solve traffic fatalities, the best solution is driverless vehicles. It's an ambitious goal, but only possible because of the recent breakthroughs in deep learning. Artificial intelligence is one of those key pieces that has made it possible now to do driverless cars where it wasn't possible ten years ago. For computers, until very, very recently, to do even the most basic visual tasks, like seeing a picture of a person and knowing that it's a person was remarkably hard. That's obviously fundamental to being able to understand the world around you with the sensors that you have. And we've made also gigantic strides in being able to perform complex tasks.

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.

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.