Welding is often a hot and noisy process. It generally involves some fancy chemistry and proper knowledge to achieve good results. Whether you’re talking about arc, TIG, or MIG, these …read more (https://hackaday.com/2022/04/25/explosion-welding-goes-off-with-a-bang/)

2022 Sci-Fi Contest: A Mac-Based Droid Named R.O.B.
https://hackaday.com/2022/04/25/2022-sci-fi-contest-a-mac-based-droid-named-r-o-b/

Droids and robot assistants are still not really a part of our daily lives, even if they started showing up in movies many long decades ago. [Rudy Aramaryo] perhaps hopes …read more (https://hackaday.com/2022/04/25/2022-sci-fi-contest-a-mac-based-droid-named-r-o-b/)

3D Printed Turbo Pump Hopes to Propel Rockets To The Sky
https://hackaday.com/2022/04/25/3d-printed-turbo-pump-hopes-to-propel-rockets-to-the-sky/

There are plenty of rocket experimenters toying with various liquid-fueled contraptions at the moment, and [Sciencish] is one of them. He grew tired of using air-pressurized fuel delivery systems in …read more (https://hackaday.com/2022/04/25/3d-printed-turbo-pump-hopes-to-propel-rockets-to-the-sky/)

The Apollo Digital Ranging System: More Than Meets The Eye
https://hackaday.com/2022/04/25/the-apollo-digital-ranging-system-more-than-meets-the-eye/

If you haven’t seen [Ken Shirriff]’s teardowns and reverse engineering expeditions, then you’re in for a treat. His explanation and demonstration of the Apollo digital ranging system is a fascinating …read more (https://hackaday.com/2022/04/25/the-apollo-digital-ranging-system-more-than-meets-the-eye/)

Learning Electronics By Just Doing It
https://hackaday.com/2022/04/25/learning-electronics-by-just-doing-it/

Learning anything new, especially so broad and far reaching as electronics, can be hard. [IMSAI Guy] knows this because he gets asked regularly “how do I learn electronics?” Many of …read more (https://hackaday.com/2022/04/25/learning-electronics-by-just-doing-it/)

Lofipi Keeps the Chill Beats Coming
https://hackaday.com/2022/04/25/lofipi-keeps-the-chill-beats-coming/

These days, many people love having some lo-fi beats on when they chill and study. This has led to a cottage industry dedicated to producing said beats, and the format …read more (https://hackaday.com/2022/04/25/lofipi-keeps-the-chill-beats-coming/)

Physical Control Panel Elevates Flight Sim Experience
https://hackaday.com/2022/04/26/physical-control-panel-elevates-flight-sim-experience/

Like so many of us, [pgsanchez] has been bitten by the flight simulator bug. It’s a malady that can only be treated, but never cured — and like so many …read more (https://hackaday.com/2022/04/26/physical-control-panel-elevates-flight-sim-experience/)

Hand-Built Metal Mouse is Beautifully Engraved
https://hackaday.com/2022/04/26/hand-built-metal-mouse-is-beautifully-engraved/