By the middle of the 20th century, the epicenter of American theater, the Broadway theater district in New York, was getting to be a pretty staid and commercial place. There was a lot of money to be made from prestige plays and dancing...

Watch. Dime. Develop. Powder. Pantry. Dirt. That's right, it's time for a dip into the random, because we're talking about the Dada theater that grew out of Symbolism, and the Surrealist theater that followed Dada. You'll learn about...

Gwen Ifill talks with biographer Jeanne Theoharis, whose book "The Rebellious Life of Mrs. Rosa Parks" offers a complex portrait of the woman best known for refusing to give up her seat on an Alabama bus in 1955.

In observance of Martin Luther King Day in 2010, Ray Suarez speaks with historian Peniel Joseph about his book "Dark Days, Bright Nights: From Black Power to Barack Obama."

Nearly half a century after his murder, civil rights activist Medgar Evers was honored in a ceremony at Arlington National Cemetery. Gwen Ifill examines the life and legacy of Evers -- a World War II veteran and the NAACP's first field...

A panel of historians and activists reflect on the historic 1963 March on Washington and the enduring significance of Martin Luther King Jr.'s "I Have a Dream" speech.

Bees are critical to agricultural production, but beekeeping is actually increasing in cities like Los Angeles and New York City, where restrictions on the practice were recently lifted. In Philadelphia, where there are thousands of...

Special correspondent Dave Iverson looks a unique program that uses dance as therapy for people with Parkinson's disease.

Taylor Branch, author of "Pillar of Fire: America in the King Years, 1963-1965" discusses Martin Luther King Jr.'s spiritual and political legacy.

For decades, many cities in California have enacted bans against cruising, where people parade their custom-built low-rider cars on city streets. But recently there’s been a push to overturn those ordinances, which many argue have been...

Rep. John Lewis (D-GA) remembers his experiences on the streets and in jail during the civil rights movement. His book is titled, "Walking With the Wind: A Memoir of the Movement."

Although slavery was abolished in New York City in 1827, residents remained divided on the issue through the Civil War. NewsHour correspondent Gwen Ifill talks with historian James Horton about slavery's impact on New York.

In a lyrical talk full of radical imagination, poet Aja Monet and community organizer phillip agnew share the story of how they fell in love and what they've learned about the powerful connection between great social movements and...

The March on Washington of 1963 is an enduring and widely-known event of the Civil Rights movement. But the March has its roots in an earlier planned March on Washington that didn't happen. In 1941, labor leader A. Philip Randolph began...

Roller coasters give people the opportunity to experience physics in dramatic ways. In this episode of SciShow, we break down how physics work on roller coasters to give you the ride of your life!

According to the math, washing machines should take several hours to get your clothes clean, but in reality it only takes a single hour or less. Now, scientists have finally figured out how they truly work.

When you’re learning about science for the first time, it can be easier to break things down into a simpler form, and you can end up with a few misconceptions about the world. But sometimes this is the first step to understanding that...

Researchers created a "super jelly" that can survive being run over with a car, and its weird properties take advantage of some novel chemistry.

Orphanages are costly and can cause irreparable damage both mentally and physically for its charges -- so why are they still so ubiquitous? Georgette Mulheir gravely describes the tragedy of orphanages and urges us to end our reliance on...

Although one third of the population suffers from motion sickness, scientists aren't exactly sure what causes it. Like the common cold, it's a seemingly simple problem that's still without a cure. And if you think it's bad on a long...

In 1944, amateur astronomer Hisako Koyama's latest endeavor was sketching the sun's shifting surface. She spent weeks angling her telescope towards the sun and tracking every change she saw with drawings. Little did she know, these...

What's so special about Leonard da Vinci's Vitruvian Man? With arms outstretched, the man fills the irreconcilable spaces of a circle and a square -- symbolizing the Renaissance-era belief in the mutable nature of humankind. James Earle...

Some dogs just seem to love watching TV. But are they really watching what we see?

Today we’re talking about mass transfer. It doesn’t just apply to objects and fluids as a whole, but also to the individual molecules and components that make them up. We’ll see that transfers of mass need their own driving force,...