A group of students from Lancing College in the UK have sent in their Critical Design Review (CDR) for their entry in the UK CanSat project. Per the competition guidelines …read more (https://hackaday.com/2025/05/04/lancing-college-shares-critical-design-review-for-uk-cansat-entry/)

The Convoluted Way Intel’s 386 Implemented its Registers
https://hackaday.com/2025/05/05/the-convoluted-way-intels-386-implemented-its-registers/

https://www.righto.com/2025/05/intel-386-register-circuitry.html
" data-image-caption="The 386’s main register bank, at the bottom of the datapath. The numbers show how many bits of the register can be accessed. (Credit: Ken Shirriff)
" data-medium-file="https://hackaday.com/wp-content/uploads/2025/05/80386_ken_shirriff_registers-labeled.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/05/80386_ken_shirriff_registers-labeled.jpg?w=800">The fact that modern-day x86 processors still pretty much support the same operating systems and software as their ancestors did is quite a feat. Much of this effort had already …read more (https://hackaday.com/2025/05/05/the-convoluted-way-intels-386-implemented-its-registers/)

Rayhunter Sniffs Out Stingrays for $30
https://hackaday.com/2025/05/05/rayhunter-sniffs-out-stingrays-for-30/

These days, if you’re walking around with a cellphone, you’ve basically fitted an always-on tracking device to your person. That’s even more the case if there happens to be an …read more (https://hackaday.com/2025/05/05/rayhunter-sniffs-out-stingrays-for-30/)

What Happened to WWW.?
https://hackaday.com/2025/05/05/what-happened-to-www/

Once upon a time, typing “www” at the start of a URL was as automatic as breathing. And yet, these days, most of us go straight to “hackaday.com” without bothering …read more (https://hackaday.com/2025/05/05/what-happened-to-www/)

Creative PCB Business Cards are Sure to Make an Impression
https://hackaday.com/2025/05/05/creative-pcb-business-cards-are-sure-to-make-an-impression/

Business cards are a simple way to share contact information, but a memorable design can make them stand out. [Jeremy Cook] has been experimenting with adding artistic finishes to PCBs, …read more (https://hackaday.com/2025/05/05/creative-pcb-business-cards-are-sure-to-make-an-impression/)

Keebin’ with Kristina: the One with the Bobblehead
https://hackaday.com/2025/05/05/keebin-with-kristina-the-one-with-the-bobblehead/

No, see, it’s what’s inside that counts. Believe it or not, [nobutternoparm] retrofitted this innocent, adorable little tikes® so-called “Kidboard” rubber-dome keyboard into a mechanical marvel. Yeah! No, it wasn’t …read more (https://hackaday.com/2025/05/05/keebin-with-kristina-the-one-with-the-bobblehead/)

Round Displays Make Neat VU Meters
https://hackaday.com/2025/05/05/round-displays-make-neat-vu-meters/

You can still get moving-needle meters off the shelf if you desire that old school look in one of you projects. However, if you want a more flexible and modern …read more (https://hackaday.com/2025/05/05/round-displays-make-neat-vu-meters/)

3D Printed Downspout Makes Life Just a Little Nicer
https://hackaday.com/2025/05/05/3d-printed-downspout-makes-life-just-a-little-nicer/