Skip to main content

Up Next

The Homophobic Origins of U.S. Law

The Homophobic Origins of U.S. Law

Season 3 Episode 17
10:53
History of Socialism in America

History of Socialism in America

Season 3 Episode 18
9:20
Why Do We Say "African American"?

Why Do We Say "African American"?

Season 3 Episode 19
8:26
Why Do We Have Political Parties?

Why Do We Have Political Parties?

Season 3 Episode 21
11:11
Evolution of Law Enforcement

Evolution of Law Enforcement

Season 3 Episode 23
13:39
The History of Reparations

The History of Reparations

Season 3 Episode 24
14:12
Did Europeans Enslave Native Americans?

Did Europeans Enslave Native Americans?

Season 3 Episode 25
12:41
Farewell

Farewell

Season 3 Episode 26
1:59
Episode 5: The Calling

The Calling

Season 4 Episode 5
53:05
When Whales Could Walk

When Whales Could Walk

Season 51 Episode 1
53:31
Back to Show
Origin of Everything

Why Do We Shake Hands?

Season 3 Episode 16

Will we ever shake hands again?! With the current state of the world, no one can really say. But that got us wondering... why do we shake hands in the first place? Today, Danielle traces the history of the handshake from Babylonia and the early Greeks to the present.

Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
Season
How Did Pride Become a Parade?
7:24
How did the New York City Stonewall Riots turn into a month-long celebration?
Concentration Camps Are Older Than World War II
10:07
Danielle looks at the grim origin of concentration and internment camps.
How We Discovered Germs
9:07
Danielle traces humanity's winding road to the Germ Theory of Disease.
6 Surprising Facts About the 19th Amendment
12:09
2020 marks 100 years of National Suffrage for women in the United States!
Economic Lessons from Past Pandemics
10:11
Danielle explores the human and economic tolls of past pandemics.
Where did Advice Columns Come From?
8:05
Danielle examines the strange history of advice columns.
What Does It Mean to Be a "Good" Student?
6:36
Danielle breaks down the stereotype of the perfect student.
Why Are There 12 People on a Jury?
11:08
Did you know there is no hard and fast rule about how many members are required on a jury?
The Rise of E-Cigarettes: Why is Everyone Vaping?
10:43
Today, Danielle looks at how and why vaping took off.
Why Does "Straight" Mean Heterosexual?
8:07
When did we start defining sexual orientation?
The Science Behind Why We Love Boy Bands
12:11
Everybody, rock your body and get ready to scream!
The Rise of Beer
12:21
People across the globe love beer. A LOT.
Active loading indicator