From Morse code to smartphones—how has digital communication transformed the way we connect? This book traces the evolution of digital communication technologies from early telegraph and radio systems to the sophisticated networks that underpin today's mobile and Internet communications. It explores the key developments in digital communication, such as the invention of the transistor, the deployment of global satellite systems, and the rise of the digital telephony and broadband. The narrative examines how these technologies have impacted personal and professional interactions, global media, and access to information, shaping an interconnected world where communication is instantaneous and pervasive.