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/

Sometimes, a hack solves a big problem. Sometimes, it’s just to deal with something that kind of bugs you. This hack from [Dillan Stock] is in the latter category, replacing …read more (https://hackaday.com/2025/05/05/3d-printed-downspout-makes-life-just-a-little-nicer/)

Water Drops Serve as Canvas for Microchemistry Art
https://hackaday.com/2025/05/05/water-drops-serve-as-canvas-for-microchemistry-art/