How did we end up in a world where humans coexist with technologies we can no longer fully control or understand? George Dyson plots an unexpected course through the past 300 years to reveal the hidden connections that underpin our digital age, ending with a premonition of what lies ahead. From an eighteenth-century Russian voyage across the North Pacific, to the mirror signals that heralded the age of digital telecommunications and the invention of the vacuum tube, Analogia interweaves historical adventure with scientific insight in a deeply personal story that frames the pursuit - and cost - of the digital revolution in a captivating new light.