In this extraordinary work of narrative reportage, Kapka Kassabova returns to Bulgaria to explore the border it shares with Turkey and Greece. When she was a child, the border zone was rumored to be an easier crossing point into the West than the Berlin Wall, and it swarmed with soldiers and spies. On holidays in the "Red Riviera" on the Black Sea, she remembers playing on the beach only miles from a bristling electrified fence whose barbs pointed inward toward the enemy: the citizens of the totalitarian regime.

The dome of the Santa Maria del Fiore, the great cathedral of Florence, is among the most enduring symbols of the Renaissance, an equal to the works of Leonardo and Michelangelo. Its designer was Filippo Brunelleschi, a temperamental architect and inventor who rediscovered the techniques of mathematical perspective. Yet the completion of the dome was not Brunelleschi’s glory alone. He was forced to share the commission with his archrival, the canny and gifted sculptor Lorenzo Ghiberti.

Dangerous Rhythms tells the symbiotic story of jazz and the underworld: a relationship fostered in some of 20th century America’s most notorious vice districts. For the first half of the century mobsters and musicians enjoyed a mutually beneficial partnership. By offering artists like Louis Armstrong, Earl “Fatha” Hines, Fats Waller, Duke Ellington, Billie Holiday, Lena Horne, and Ella Fitzgerald a stage, the mob, including major players Al Capone, Meyer Lansky, and Charlie “Lucky” Luciano, provided opportunities that would not otherwise have existed.

Since the Gutenberg Bible first went on sale in 1455, printing has been viewed as one of the highest achievements of human innovation. But the march of progress hasn't been smooth; downright bizarre is more like it. Printer's Error chronicles some of the strangest and most humorous episodes in the history of Western printing. Take, for example, the Gutenberg Bible. While the book is regarded as the first printed work in the Western world, Gutenberg's name doesn't appear anywhere on it.

For more than two millennia, Istanbul has stood at the crossroads of the world, perched at the very tip of Europe, gazing across the shores of Asia. The history of this city - known as Byzantium, then Constantinople, now Istanbul - is at once glorious, outsized, and astounding. Founded by the Greeks, its location blessed it as a center for trade but also made it a target of every empire in history, from Alexander the Great and his Macedonian Empire, to the Romans and later the Ottomans.

Jan Swafford's biographies have established him as a revered music historian, capable of bringing his subjects vibrantly to life. His magnificent new biography of Ludwig van Beethoven peels away layers of legend to get to the living, breathing human being who composed some of the world's most iconic music.

As science informs public policy, decision making, and so many aspects of our everyday lives, a scientifically literate society is crucial. In that spirit, Edge.org publisher and author of Know This, John Brockman, asks 206 of the world's most brilliant minds the 2017 Edge Question: What scientific term or concept ought to be more widely known?

A major new biography of the Civil War general and American president, by the author of the New York Times bestseller A. Lincoln. The dramatic story of one of America's greatest and most misunderstood military leaders and presidents, this is a major new interpretation of Ulysses S. Grant. Based on seven years of research with primary documents, some of them never tapped before, this is destined to become the Grant biography of our times.

From blurry vision to crooked teeth, ACLs that tear at alarming rates and spines that seem to spend a lifetime falling apart, it's a curious thing that human beings have beaten the odds as a species. After all, we're the only survivors on our branch of the tree of life. Why is it that human mothers have such a life-endangering experience giving birth? And why are there entire medical specialties for teeth and feet? In this funny, wide-ranging and often surprising book, biologist Alex Bezzerides tells us just where we inherited our achy, brilliant bodies in the process of evolution.

In 1763, the painter Joshua Reynolds proposed to his friend Samuel Johnson that they invite a few friends to join them every Friday at the Turk's Head Tavern in London to dine, drink, and talk until midnight. Eventually, the group came to include among its members Edmund Burke, Adam Smith, Edward Gibbon, and James Boswell. It was known simply as "the Club". In this captivating audiobook, Leo Damrosch brings alive a brilliant, competitive, and eccentric cast of characters.

Levison Wood's famous walking expeditions have taken him from the length of the Nile River to the peaks of the Himalayas, and in Walking the Americas, Wood chronicles his latest exhilarating adventure: a 1,800-mile trek across the spine of the Americas, through eight countries, from Mexico to Colombia. Beginning in the Yucatán, Wood's journey takes him from sleepy barrios to glamorous cities to ancient Mayan ruins lying unexcavated in the wilderness.

Today, "Hallelujah" is one of the most-performed rock songs in history. It has become a staple of movies and television shows as diverse as Shrek and The West Wing, of tribute videos and telethons. It has been covered by hundreds of artists, including Bob Dylan, U2, Justin Timberlake, and k.d. lang, and it is played every year at countless events - both sacred and secular - around the world. Yet when music legend Leonard Cohen first wrote and recorded "Hallelujah", it was for an album rejected by his longtime record label.

This magisterial history - sure to become the definitive work on the subject - recasts the Enlightenment as a period not solely consumed with rationale and reason, but rather as a pursuit of practical means to achieve greater human happiness.

Futurists insist that AI will soon eclipse the capacities of the most gifted human mind. What hope do we have against superintelligent machines? But we aren't really on the path to developing intelligent machines. In fact, we don't even know where that path might be. Erik Larson takes us on a tour of the landscape of AI to show how far we are from superintelligence and what it would take to get there.

This deeply textured dual biography and fascinating intellectual history examines two of the greatest minds of European history - Desiderius Erasmus and Martin Luther - whose heated rivalry gave rise to two enduring, fundamental, and often colliding traditions of philosophical and religious thought.