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Unusual Circuits in the Intel 386’s Standard Cell Logic <img width="800" height="468" src="image alt=""/>Intel’s 386 CPU is notable for being its first x86 CPU to use so-called standard cell logic, which swapped the taping out of individual transistors with wiring up standardized functional
Water on Mars? Maybe Not <img width="800" height="292" src="image alt=""/>We were as excited as anyone when MARSIS (the Mars Advanced Radar for Subsurface and Ionosphere Sounding) experiment announced there was possibly liquid water under the southern polar ice cap.
Retrofits Done Right: Physical Controls for Heated Seats <img width="800" height="450" src="image alt="Heated Seat controls"/>We’ve all owned something where one tiny detail drives us nuts: a blinding power LED, buttons in the wrong order, or a beep that could wake the dead. This beautifully
Keebin’ with Kristina: the One with the Elegant Macro Pad <img width="800" height="484" src="image alt="Illustrated Kristina with an IBM Model M keyboard floating between her hands."/>Some people are not merely satisfied with functionality, or even just good looks. These persnickety snoots (I am one of them) seek something elegant, a true marriage of form and
Smelly Ultrasound <img width="800" height="443" src="image alt=""/>We aren’t sure why, but [Lev Chizhov] and some other researchers have found a way to make you smell things by hitting your head with ultrasound. Apparently, your sense of
Expensive Batteries Hide Cheap Tricks <img width="800" height="521" src="image alt=""/>In our modern world full of planned obsolescence helping to fuel cycles of consumerism, the thing that really lets companies dial this up to the max is locked-down electronics and
A Couple Of New DOS PCs Appear <img width="800" height="450" src="image alt=""/>An interesting trend over the last year or two has been the emergence of modern retrocomputer PCs, recreations of classic PC hardware from back in the day taking advantage of
Hackaday Links: November 23, 2025 <img width="800" height="430" src="image alt="Hackaday Links Column Banner"/>Remember the Key Bridge collapse? With as eventful a year as 2025 has been, we wouldn’t blame anyone for forgetting that in March of 2024, container ship MV Dali plowed
Retrotechtacular: Computers in Schools? 1979 Says Yes <img width="800" height="421" src="image alt=""/>The BBC wanted to show everyone how a computer might be used in schools. A program aired in 1979 asks, “Will Computers Revolutionise Education?” There’s vintage hardware and an appearance
A PCB Can Be A Hydrofoil, If it Really Wants To <img width="800" height="450" src="image alt="Styrofoam watercraft, PCB hydrofoil"/>You know those old cliche that the younger generations have begun to cynically despise: “follow your dreams!” “You can be anything you put your mind to!” — well, perhaps they
Deep Fission Wants to put Nuclear Reactors Deep Underground <img width="800" height="450" src="image alt=""/>Today’s pressurized water reactors (PWRs) are marvels of nuclear fission technology that enable gigawatt-scale power stations in a very compact space. Though they are extremely safe, with only the TMI-2
DIY Polyphonic Synth Sings in 8-Part Harmony <img width="800" height="450" src="image alt="The synth in question in its acrylic case."/>There’s just something about an analog synthesizer. You’d think that for electronic music, digital sampling would have totally taken over by now, but that’s really not true. The world of