Explained — Season 2

Aired 26 September 2019 • 23 min

How do cults lure people in and exert control? Learn a cult’s telltale signs, and how loneliness and life online makes indoctrination easier than ever.

Aired 3 October 2019 • 16 min

There are more billionaires than ever. But how does this vast accumulation of wealth affect the world? Mark Cuban and Bernie Sanders offer insights.

Aired 10 October 2019 • 23 min

What goes on inside an animal's mind? Figuring out how they think and feel might just be the key to understanding our own place in the world.

Aired 17 October 2019 • 20 min

It began with bloomers. Then came spandex. Now we sport leggings and other activewear everywhere. How did comfy, casual clothing go mainstream?

Aired 24 October 2019 • 20 min

Computer code now controls how we live. But how did these programming languages evolve? And how can they be used to build a new and better world?

Aired 31 October 2019 • 24 min

In pop culture, pirates are often depicted as booty-looting rogues, but their history is far more complicated. See how they became enemies of humanity.

Aired 7 November 2019 • 16 min

If you're not worried about a looming global pandemic, you probably should be. Are we prepared for an outbreak? Bill Gates and other experts weigh in.

Aired 14 November 2019 • 22 min

The planet's current rate of meat consumption is unprecedented -- and becoming unsustainable. In the future, will meat alternatives be the answer?

Aired 21 November 2019 • 23 min

Beauty may be in the eye of the beholder, but what exactly makes things such as art and architecture aesthetically pleasing, and why do we like looking?

Aired 28 November 2019 • 25 min

A diamond is forever. But why is that? Dig into how these mined pieces of carbon became both a status symbol and a sparkly sign of everlasting love.