The internet at 40: how Arpanet laid the foundations

Forty years ago, a simple message was sent between two Californian research labs and a net was born The internet at 40: full coverage Today is the internet's 40th birthday. Well, not exactly the internet but Arpanet – the Pentagon-funded research project that is the predecessor to the internet. Forty years ago, a simple message "Lo" (it was supposed to "Login", but the system crashed) was sent between two computers at two Californian research labs and a net was born. What happened next – the development of the now global internet, the web that you are reading this on – has had an impact on all of us. Last week, the Guardian published an interactive people's history of the internet telling the story of how that happened and interviewing some of the people who made it so

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The internet at 40: how Arpanet laid the foundations