Will aliens destroy us?

Will aliens destroy us?

In science fiction, aliens are usually either incredibly benevolent or incomprehensibly evil -- but how would real extraterrestrials behave? Learn more about aliens -- and why Stephen Hawking thinks they may destroy us -- in this podcast.

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Episoder(3008)

Sunken Dangers

Sunken Dangers

What mysteries rest at the bottom of the sea? Which embody nature's diversity? Which tell the tale of humanity's darker side? In this episode, Robert and Julie look to the vessels lost beneath the wav...

22 Des 201124min

Spontaneous Human Combustion

Spontaneous Human Combustion

Do people really just go up in flames? Do grannies really flare up like roman candles in their rockers and is there anything in science that explains why a middle-aged bachelor might burn down to his ...

20 Des 201123min

The Santa Claus Machine

The Santa Claus Machine

The Santa Claus Machine: How does Santa Claus make so many gifts? Clearly his elves have harnessed the power of nanomanufacturing. But what does this mean for the planet? In this episode, Robert and J...

15 Des 201121min

Give the Gift of a Mystery Box

Give the Gift of a Mystery Box

Give the Gift of a Mystery Box: Why are mystery packages so appealing? How do they improve our mental faculties and fuel our creativity? In this episode, Julie and Robert share tales of sealed envelop...

13 Des 201136min

Nanohealthcare: The Tiny Doctors Inside Me

Nanohealthcare: The Tiny Doctors Inside Me

Imagine a future in which replacement organs grow in magnetic fields and smart pills work for months. Thanks to advances in nanotechnology, this age of super medicine is nearly here. In this episode, ...

8 Des 201133min

Pyromania: What's Your Relationship with Fire?

Pyromania: What's Your Relationship with Fire?

When does an appreciation for fire turn into an obsession with the flickering, golden god? Who are firebugs, and what drives them to burn? In this episode, Julie and Robert slip into their best burn s...

6 Des 201136min

The Hashtag Heard Round the World

The Hashtag Heard Round the World

Waves of protest continue across the globe, but modern protesters benefit from social media technology. In this episode, Julie and Robert discuss history's largest protests, the Arab Spring, Occupy Wa...

1 Des 201132min

Why do we protest?

Why do we protest?

Humans rarely seem to agree, but when we do the results can be staggering. How does the phenomenon called protesting actually work? In this episode, Robert and Julie examine the world of protest and s...

29 Nov 201138min

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