Computers built using discrete logic chips? Seen it. Computers from individual transistors? Impressive, but it’s been done. A computer built out of electromechanical relays? Bring on the ozone! The ...

We all know you can build a computer out of relays, and if you’re a regular reader of Hackaday, you’ve probably seen a few. Actually designing and fabricating a computer built around relays is another ...

This mini-series of articles describes how to build a computer’s CPU (central processing unit) out of relays. “Y” in English sounds like “guay” in Spanish (my mother tongue), a colloquial expression ...

(NBC) - Two astronauts are busy making repairs to a critical computer relay box aboard the International Space Station. Expedition 51 Commander Peggy Whitson and Flight Engineer Jack switched their ...

NASA says there is ‘no hard data’ to suggest a leak, and that the most likely culprit is a ‘faulty sensor or computer relay’ NASA says there is ‘no hard data’ to suggest a leak, and that the most ...

Astronaut Koichi Wakata tweeted this photo of one of two NASA astronauts spacewalking on April 23, 2014. He wrote: "Rick [Mastracchio] and Steve [Swanson] did a fantastic job on the spacewalk today." ...

IT leaders share seven essential books every CIO should read. These include titles on effective leadership and navigating AI's ... DEI priorities CIOs should address in 2026 As DEI becomes a ...

Once you’ve seen this beauty of a relay computer in action, you’ll find it hard to resist the lure of building something similar yourself. Once you’ve seen this beauty of a relay computer in action, ...