From the bestselling author of The Knowledge Web come fifty mesmerizing journeys into the history of technology, each following a chain of consequential events that ends precisely where it began. Whether exploring electromagnetic fields, the origin of hot chocolate, or DNA fingerprinting, these essays all illustrate the surprisingly circular nature of change.
In "Room with (Half) a View," for instance, Burke muses about the partly obscured railway bridge outside his home on the Thames, a musing which sets off a chain of thought that leads from the bridge's engineer to Samuel...

Twin Tracks is a landmark book of real-world stories that investigates the nature of change and divines as never before the unlikely origins of many aspects of contemporary life. In each of the work's twenty-five narratives, we discover how the different outcomes of an important historical event in the past often come together again in the future. Each chapter starts with an event -- such as the U.S. attack on Tripoli in 1804 -- that generates two divergent series of consequences. After tracking each pathway as it ranges far and wide through time and space, Burke shows how the paths finally...

• How did the popularity of underwear in the twelfth century lead to the invention of the printing press?
  
• How did the waterwheel evolve into the computer?
  
• How did the arrival of the cannon lead eventually to the development of movies?
  

In this highly acclaimed and bestselling book, James Burke brilliantly examines the ideas, inventions, and coincidences that have culminated in the major technological advances of today. With dazzling insight, he untangles the pattern of interconnecting events: the accidents of time, circumstance, and place...