What happens to abandoned mines?

What happens to abandoned mines?

Did you know there are as many as 500,000 abandoned mines in the US, but the federal government knows where only 30,000 of them are? Learn about these places go from money pit to death trap when mine companies simply walk away.

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Episoder(2727)

How Terraforming Will Work

How Terraforming Will Work

A lot of great thinkers are warning that if humans are to survive as a species we are going to have to find another planet to live on. Terraforming, or engineering a planet to maintain all of the ingr...

27 Nov 201439min

How Kickstarter Works

How Kickstarter Works

With billions of dollars raised, Kickstarter has singled itself out as the go-to site for creative crowdfunding. But not without some controversy along the way. Learn all about how this artistic busin...

25 Nov 201436min

What is Collective Hysteria?

What is Collective Hysteria?

Throughout the history of the world, there have been many cases of what is known as collective hysteria - groups of people, usually young women, who all exhibit the same physical symptoms of non-exist...

20 Nov 201441min

How the Enlightenment Works

How the Enlightenment Works

The Enlightenment stands as the moment the West withdrew from superstition and found its faith in reason. Did it shift too far? Learn about this massive shift in thinking which we are still sorting th...

18 Nov 201439min

What's the deal with crop circles?

What's the deal with crop circles?

For a while in the 1980s, people were fascinated and confused about what exactly crop circles were. Now we know that they aren't signs left from aliens, but art made by humans. Learn all about these s...

13 Nov 201438min

How Patents Work

How Patents Work

What was originally designed to encourage innovation by rewarding the people who create technological advances, the U.S. patent system has become a big mess. Wade into this surprisingly interesting mi...

11 Nov 20141h

How Limousines Work

How Limousines Work

The first limousines weren't even cars! Learn all about the history of limousines, how they're made and some of the most creative and expensive amenities you can find inside them in this episode with ...

6 Nov 201436min

Can Nuclear Fusion Reactors Save The World?

Can Nuclear Fusion Reactors Save The World?

The world's energy consumption is ruining the planet but for decades physicists have been working on what could solve the world's energy and climate change woes for centuries to come - nuclear fusion....

4 Nov 201443min

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