"Praise houses" were places where Black people would gather in secret to affirm their African identity and cultural practices. Artist-activist Charmaine Minniefield explains how her Praise House Project pushes back against the erasure of history.

After a health scare, Annabel Abbs promised herself she'd make a real effort to walk every day. She fell in love with walking, even began taking multi-week walking vacations. And then she discovered she wasn't the only one — there's a hidden history of great women walkers from the past. So she decided to tell their stories.

Over four decades, philosopher Nancy Fraser has worked to expose the deep roots that connect all the crises of our time: racial violence, environmental devastation, the impoverishment of families, challenges to democracy. Think of each as the toxic byproducts of capitalism.

China Mieville is a writer best known for speculative fiction, but he's also written a lot about Marxism, most recently in a history of the Communist Manifesto called “A Spectre, Haunting."

Shapeshifting images run deep in human history, going back to ancient cave paintings. Archeologist Chris Gosden says they're linked to the shaman's ability to cross into the spirit world where humans and animals merge.

One of the most famous world travelers of any age was Barry Lopez, the explorer and writer who passed away in 2020. We wanted to remember him by re-visiting Steve Paulson's interview with Lopez about his memoir – called "Horizon."

Journalist Elizabeth Becker, the author of "Overbooked: The Exploding Business of Travel and Tourism," breaks down how we got to this moment in global tourism, and how we might nudge nations, companies and ourselves to become more responsible travelers.

Susan Cain is the author of "Bittersweet." She says the experience of sadness can help us feel whole. Cain said "bittersweet" is one of those words we use, but don't know what it means.

Jim Thorpe was stripped of the Olympic gold medals awarded to him in 1912, but activists finally got them back in 2022. Today, Thorpe's legacy is about more than medals or even correcting historic wrongs — young Native Americans are looking to him for inspiration.

During his traditional Sac and Fox funeral in Oklahoma, Jim Thorpe's body was stolen and sold to a small Pennsylvania town. His body is still there as a trophy and tourist trap. Native American activist Suzan Shown Harjo tells the story.

Tool-making? Agriculture? Language? French neuroscientist Stanislas Dehaene believes there’s an even more basic cognitive skill that gave humans an evolutionary jump start — geometry.

Environmental philosopher and bonafide "mountain man" John Hausdoerffer explains how mountains are connected to all life on earth, and what it means to treat them as "living kin."

People in the Andes have been telling stories about their mountains for centuries. Writer and educator Lisa Madera says they tell us something essential about the nature of mountains as geologic marvels and sacred sites.

From an early age, Ukrainian-American poet Ilya Kaminsky developed a deep personal understanding of the political power of poetry and language. He explains why poetry is such a powerful tool in crisis.