Internet: Creation
By 1971, Ray Tomlinson sent the first network email and introduced the "@" symbol. By 1973, ARPANET became international, connecting nodes in Norway and the UK. 3. The Invention of TCP/IP (1970s–1983)
The creation of the internet was not a single "eureka" moment but a decades-long evolution involving government agencies, academic researchers, and visionary computer scientists. It transitioned from a Cold War-era military project into the global, commercial network we use today. 1. The Seeds of Connectivity (1950s–1960s) internet creation
In the early 1960s, researchers like Leonard Kleinrock , Paul Baran , and Donald Davies independently developed "packet switching". This method breaks data into small "packets" that can take different routes to a destination and reassemble upon arrival, making networks more resilient than traditional telephone lines. 2. ARPANET: The Precursor (1969) By 1971, Ray Tomlinson sent the first network
After the Soviet Union launched Sputnik 1, the U.S. government established the Advanced Research Projects Agency (ARPA) in 1958 to ensure American technological superiority. The Invention of TCP/IP (1970s–1983) The creation of
On October 29, 1969, the first message was sent between UCLA and the Stanford Research Institute (SRI) . The intended message was "LOGIN," but the system crashed after the first two letters, making "LO" the first data ever transmitted over the network.