Little knew Leonard Kleinrock that the first network connection at his UCLA lab was going to bring us this mayhem of tweets and tits we call the internet. Back then, it was all about the possibility of total thermonuclear holocaust.
The image above shows the log entry the first meaningful connection between two computer nodes. It happened in October 29, 1969. However, the first heart beat, the first actual connection in which bits were exchanged between two hosts happened 40 years ago today. Later those two nodes evolved into this:
That's the first map of ARPANET, the world's first operational packet switching network created by the Advanced Research Projects Agency. It was the heart of the internet as we know it today. God bless the military, for without them we wouldn't be writing, and reading Gizmodo every day. Happy birthday, Internet! [Wikipedia and LA Times via Boing Boing]