Olivia B. Waxman

Copywriter Robert L. May dreamed up Rudolph during a particularly difficult time in his life.

It wasn't simply a matter of getting the history right.

The history of camping in the U.S. starts in the Adirondacks, with a guidebook that became an instant bestseller.

"I think the key change for the invention of the modern father is in the 1920s," says historian Robert L. Griswold.

The symbol was born from a dark time in history.

Student walkouts have changed American history before. Here's how.

That's the conclusion of a psychology study published in the journal Sciece.

On the 45th anniversary of the famous decision, Sarah Weddington reflects on what has – and hasn't – changed.

Fact-checking the lyrics of Miranda's new song.

A conversation with the man behind World AIDS Day.

Here's what he thinks about national anthem protests.

For decades, only female names were used.

The 12-year process of creating a "new normal" in Galveston.

The darkness of the eclipse lit up American minds more than a century ago.

What to know before equating "fire and fury" to the "rain of ruin."

Here's what to know about the man behind the longstanding rule.

The word is two centuries old.

And how the term came to be code for pot-smoking in the first place.

The Hatch Act was crafted in response to New Deal-era political maneuvering.