SAN JOSE, Calif. (AP) -- The SCO Group's attempts to squeeze a revenue stream out of Linux is rooted in the long and tangled history of computer operating systems. Unix is among the oldest and most ...

I booted UNIX V4 (first C rewrite) in a PDP‑11 emulator. It feels tactile—no backspace, staggered print, slower typing, and it forced me to slow down. Classic Unix tools (ls, cat, ed, cal, dc) and ...

The moment when an antique operating system that has not run in decades boots and presents a command prompt is thrilling for Warren Toomey. He compares it to restoring an old Model-T. "An old car ...

Unix was developed in 1969 by Ken Thompson and Dennis Ritchie at AT&T, who scaled down the sophisticated, multiuser MULTICS operating system for Digital's PDP-7. The Unix name was coined as a ...