Hackers love 7-segment displays, and will gladly wax lyrical about the silly words you can almost spell on them and so on. Less appreciated are their bigger cousins, the fourteen …read more (https://hackaday.com/2022/04/12/lego-fourteen-segment-display-needs-plenty-of-motors/)

Desktop Soundbar Is Ideal for PC Use
https://hackaday.com/2022/04/13/desktop-soundbar-is-ideal-for-pc-use/

Soundbars are a rather strange category of speaker, most typically used with televisions to add some punch that the drivers crammed into a flatscreen TV simply can’t match. [Matt] of …read more (https://hackaday.com/2022/04/13/desktop-soundbar-is-ideal-for-pc-use/)

NASA Hardware Techniques: Soldering Space Electronics Like It’s 1958
https://hackaday.com/2022/04/13/nasa-hardware-techniques-soldering-space-electronics-like-its-1958/

https://www.youtube.com/watch?v=_RXugDd0xik
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/04/Snap-2022-04-10-at-21.56.17.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/04/Snap-2022-04-10-at-21.56.17.png?w=800">[PeriscopeFilms] on YouTube has many old TV adverts and US government reels archived on their channel, with some really interesting subjects to dive in to. This first one we’re highlighting …read more (https://hackaday.com/2022/04/13/nasa-hardware-techniques-soldering-space-electronics-like-its-1958/)

Arming with an OS
https://hackaday.com/2022/04/13/arming-with-an-os/

We see tons of projects with the infamous “Blue Pill” STM32 boards. They are cheap and plentiful and have a lot of great features, or at least they were before …read more (https://hackaday.com/2022/04/13/arming-with-an-os/)

Nixie Spectrum Display Has Seven Bands
https://hackaday.com/2022/04/13/nixie-spectrum-display-has-seven-bands/

A spectrum visualizer is always a fun project, but we really liked [Yannick99]’s take on it since it uses seven IN-13 Nixie tubes for the display. The tubes, of course, …read more (https://hackaday.com/2022/04/13/nixie-spectrum-display-has-seven-bands/)

The Future Of Energy Storage On Both Sides Of The Meter
https://hackaday.com/2022/04/13/the-future-of-energy-storage-on-both-sides-of-the-meter/

Noor III Solar Tower of the Ouarzazate Power Station, at dusk. (Credit: Marc Lacoste)
" data-medium-file="https://hackaday.com/wp-content/uploads/2022/03/Ouarzazate_Power_Station_Noor_III_Solar_Tower_cropped.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/03/Ouarzazate_Power_Station_Noor_III_Solar_Tower_cropped.jpg?w=800">That energy storage is a hot topic is hardly a surprise to anyone these days. Even so, energy storage can take a lot of different forms, some of which are …read more (https://hackaday.com/2022/04/13/the-future-of-energy-storage-on-both-sides-of-the-meter/)

Home Made Stirling Engines From Expedient Materials
https://hackaday.com/2022/04/13/home-made-stirling-engines-from-expedient-materials/

Many of us have read about Stirling engines, engines which form mechanical heat pumps and derive motion from the expansion and contraction of a body of air. A very few …read more (https://hackaday.com/2022/04/13/home-made-stirling-engines-from-expedient-materials/)

2022 Sci-Fi Contest: A Hand-Following Robot, Powered by Arduino
https://hackaday.com/2022/04/13/2022-sci-fi-contest-a-hand-following-robot-powered-by-arduino/