Podcast Transcript The year 500 was a turning point between the ancient and medieval worlds. The Western Roman Empire was gone. New kingdoms were rising across Europe. Persia and Byzantium remained great powers, and civilizations flourished from China and India to Africa and the Americas. It was a world divided by distance, yet connected by …
Podcast Transcript In the heart of California’s Sierra Nevada mountains lies a landscape of towering granite cliffs, ancient sequoias, cascading waterfalls, and deep valleys carved by ice. It has inspired Indigenous peoples, explorers, artists, conservationists, and millions of visitors. Its story also helped create the modern idea of protecting wild places for everyone. Learn more …
Podcast Transcript In the summer of 2026, the United States caught World Cup fever, just as we do every four years. And just like we do every time, we were eliminated by a much smaller country. The United States is a large, rich country. We win a disproportionate share of Olympic medals and Nobel Prizes. …
Podcast Transcript In 1973, one of the most influential and frightening experiments in psychology was published. It was an experiment designed to test how mental health professionals identified and diagnosed mental illnesses and their inherent biases. The results were jarring enough to completely change how doctors handle psychiatric care. Learn about the Rosenhan experiment on …
Podcast Transcript In 1811, Great Britain’s aging king could no longer rule, and his extravagant son stepped in as Prince Regent. The years that followed saw the defeat of Napoleon, rapid industrial growth, political unrest, and a cultural style still associated with elegance and excess. At the center of it all was the future George …
Podcast Transcript Ashoka the Great ruled one of the largest empires in ancient history, conquered through war, and then became remembered for renouncing conquest itself. He began as a Mauryan emperor whose armies crushed the kingdom of Kalinga, but the horror of that victory changed the course of his reign, his empire, and the spread …
Podcast Transcript For centuries, power in Europe was measured not by money or elections, but by land, loyalty, and the ability to command armed men. Out of the ruins of the Roman Empire and the chaos of invasion came a system that created castles, knights, peasants, kings, and the medieval world itself. It was a …
Podcast Transcript For thousands of years, civilizations that rose along the Mediterranean or the European Atlantic coast mostly stuck to the shore. They seldom sailed out into the open Atlantic, and they didn’t sail very far down the African coast because parts of the coastline were considered to be unpassable. That was until an obscure …
Podcast Transcript It is the deepest lake in the world, the oldest lake in the world, and it holds more freshwater than all five of the Great Lakes combined. Hidden in Siberia, Lake Baikal is a place where geology, evolution, history, and myth all come together. It has its own seal species, its own unique …