The mathematical theory that made the internet possible



The internet could not exist without information theory
Mehmet BAYSAN / Alamy
The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or mathematician to tell you about fascinating ideas from their corner of the universe. You can sign up for Lost in Space-Time here.
Beginning in the mid-20th century, the digital revolution ushered in the information age, radically changing the way information is processed and transmitted. Audio and video, which traditionally had been analogue, became digital. Phones gained more computational power than the room-filling machines…
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