In which John Green investigates war, and what exactly it may or may not be good for. Was war a result of human beings organizing into larger and more complex agricultural social orders, or did war maybe create agriculture and...

In which John Green teaches you about the end of World History, and the end of the world as we know it, kind of. For the last hundred years or so, it seemed that one important ingredient for running an economically successful country was...

In which John Green teaches you about the Holy Roman Empire by teaching you about Charles V. Charles Hapsburg was the holy Roman Emperor, but he was also the King of Spain. And the King of Germany. And the King of Italy and the Lord of...

Indigo Arts Alliance is an organization focused on supporting contemporary Black and Brown artists and opening doors to artists of color worldwide. It's doing all of this from its home in an unlikely place: Maine. Jeffrey Brown reports...

The US political system is broken — and the solution might be in the palm of your hands, says political strategist Bradley Tusk. Drawing on his deep experience with government and technology, he makes the case for allowing Americans to...

California is home to the nation’s largest homeless population. Gov. Gavin Newsom, whose administration has spent more than $20 billion on the issue, recently urged cities and counties to pass laws that effectively ban “dangerous and...

As more states limit or ban access to abortion, some are beginning to push adoption as an alternative for women facing unplanned pregnancies. But when do laws go from accommodating to exploitative? From the Center for Investigative...

As the political parties square off over numerous issues, many Americans are seeking ways to overcome division and distrust within their communities to address the issues that matter most to them. A program in Rhode Island is trying to...

Large social media platforms like Facebook, Instagram, X and TikTok have billions of users across the globe. The decisions they make about privacy, content moderation and misinformation can impact people’s social lives and mental health....

Experts say drinking a lot of sweetened beverages can lead to obesity, diabetes and heart disease. This week, the federal government reversed decades of policy and allowed states to ban the use of food stamps to buy soda and other...

As the cofounder of Advance Native Political Leadership, Anathea Chino creates space for Native American leaders to thrive in an often unwelcoming political system. Alongside comedian and filmmaker Negin Farsad, she discusses the power...

An investment scam called “pig butchering” has cost victims around the world an estimated $75 billion in just the last four years, and it's not just the targets who are being harmed. The imposters on the other end of the line are often...

Lily Yeh calls herself a barefoot artist: she travels the world with a suitcase full of art supplies, working with whoever wants to join her. In an inspiring talk, she shares the fruits of her collaborative art projects that bring color,...

What if you could take something as tiny as a grain of sand — and as common as a glass bottle — and use it to tackle the climate crisis? Waste alchemist Franziska Trautmann shares how the spark of an idea turned into a large-scale...

Students in rural communities graduate from high school above the national average. But when it comes to applying to college or getting their degree, those students' rates of attendance and completion are well below their peers in urban...

Transporters and Quantum Teleportation

Parallel Universes - Many Worlds

What was the 2012 Nobel Prize in physics given for? Capturing a single photon of light!

Democracy may be an abstract concept, but it holds the very essence of our autonomy and humanity, says lawyer and human rights advocate Fatma Karume. Sharing her journey navigating a tumultuous political transition in Tanzania that put...

In a part of the United States with more than 17,000 years of human history, cultural preservation advocate Tracie Revis is working to turn the Ocmulgee Mounds into Georgia's first national park and preserve. This park would be...

Get to know plasma, the most common, but probably least understood, phase of matter in the universe!

The nearly five million direct care workers who support older adults and people with disabilities are the largest workforce in the U.S. But despite high demand, many are paid little more than minimum wage. A longstanding workforce...

Social progress in the United States often seems to take two steps forward and one step back, with hard-fought civil rights wins countered by a seemingly inevitable backlash. In this spirited talk, writer Charles M. Blow makes the case...

Irina Karamanos Adrian didn't plan on becoming Chile's First Lady — but she set out to transform the role all the same. She shares how she's fighting gender stereotypes and protecting democracy by shifting political power back to where...