UNIX version 4 is quite special on account of being the first UNIX to be written in C instead of PDP-11 ASM, but it was also considered to have been lost to the ravages of time. Joyfully, we can ...

Ever wonder about how Unix got started, not to mention all the twists and turns it took along the way? Here are some milestones of the operating system’s four-decade-long history. 1956 A U.S.