Ken Thompson and Dennis Ritchie at a PDP-11. Peter Hamer [CC BY-SA 2.0] Last week the computing world celebrated an important anniversary: the UNIX operating system turned 50 years old. What was ...

These powerful computers ruled technical tasks in the '80s and '90s. Can you still find one today?

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 ...

Early Sunday morning in Greenwich, England, the clock that keeps Universal Time will strike 01:46:40 -- the 40th second of the 46th minute in the second hour of Sept. 9, 2001. That instant will be an ...

The “What’s the difference between UNIX and Linux?” question can be answered similar to the analogy section that many of us had to complete on the SAT test; UNIX is to DOS as Linux is to Windows. That ...

The Unix operating system is one of computing's most significant technologies, providing the framework that the familiar Linux and Mac OS X operating systems were developed on. Unix can be a viable ...

COMMENTARY--Whoever said the first casualty of war is truth would be surprised to find that apothegm quoted in a dispute between systems vendors. But it is an apt description of current events. The ...

The other ways Linux handled startup before everything converged.

Linus Torvalds once said, in reference to the development of Linux, that he “had hoisted [himself] up on the shoulders of giants.” Among those giants, Dennis Ritchie (aka dmr) was likely the tallest.

In the 1990s and well into the 2000s, if you had mission-critical applications that required zero downtime, resiliency, failover and high performance, but didn’t want a mainframe, Unix was your go-to ...

Whoever said the first casualty of war is truth would be surprised to find that apothegm quoted in a dispute between systems vendors. But it is an apt description of current events. The SCO Group has ...