This episode explores how the Internet emerged from the need for resilient, flexible communication systems and evolved into a global network connecting billions of devices. Beginning with decentralized concepts like packet switching and early networks such as ARPANET, the Internet expanded through standardized protocols that allowed diverse systems to communicate. The development of the World Wide Web made information accessible and interconnected, transforming communication, education, and commerce. The Internet reshaped social interaction, economic structures, and human cognition, while also introducing challenges related to privacy, misinformation, and power concentration. Ultimately, the episode presents the Internet as humanity’s global nervous system — a network that connects minds, systems, and societies on an unprecedented scale.