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Why Are There 12 People on a Jury?

Why Are There 12 People on a Jury?

Season 3 Episode 6
11:08
Where did Advice Columns Come From?

Where did Advice Columns Come From?

Season 3 Episode 8
8:05
Economic Lessons from Past Pandemics

Economic Lessons from Past Pandemics

Season 3 Episode 9
10:11
How We Discovered Germs

How We Discovered Germs

Season 3 Episode 11
9:07
How Did Pride Become a Parade?

How Did Pride Become a Parade?

Season 3 Episode 13
7:24
Why Do We Say "Latino"?

Why Do We Say "Latino"?

Season 3 Episode 14
6:39
The Racist Origins of U.S. Law

The Racist Origins of U.S. Law

Season 3 Episode 15
12:58
Why Do We Shake Hands?

Why Do We Shake Hands?

Season 3 Episode 16
8:37
The Homophobic Origins of U.S. Law

The Homophobic Origins of U.S. Law

Season 3 Episode 17
10:53
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Origin of Everything

The Rise of E-Cigarettes: Why is Everyone Vaping?

Season 3 Episode 5

E-Cigarettes are everywhere. Vaping has become so ubiquitous that "vape" was Oxford Dictionaries word of the year in 2014. Today, Danielle looks at how and why vaping took off. She examines the early 20th century prototypes for electric vaporizers and smokeless, non-tobacco cigarettes. She also compares the marketing and debates surrounding e-cigarettes to that of their tobacco counterparts.