The Coolest Hat At The Hacker Camp
https://hackaday.com/2026/07/05/the-coolest-hat-at-the-hacker-camp/

People in hotter parts of the world may permit themselves a grin at this, but Europeans have recently been suffering under an unseasonal June heatwave. Most of us have been …read more (https://hackaday.com/2026/07/05/the-coolest-hat-at-the-hacker-camp/)

Extract Fumes in Midcentury Style With Nixie Tubes and Military Surplus
https://hackaday.com/2026/07/05/extract-fumes-in-midcentury-style-with-nixie-tubes-and-military-surplus/

Nobody wants to breathe solder fumes; that’s a given. For most of us, an industrial-looking fan-and-filter made in China and picked up cheap feels like more than enough to keep …read more (https://hackaday.com/2026/07/05/extract-fumes-in-midcentury-style-with-nixie-tubes-and-military-surplus/)

He Comes to Bury Segmented Memory, Not to Praise It
https://hackaday.com/2026/07/06/he-comes-to-bury-segmented-memory-not-to-praise-it/

A protected mode segment table entry
" data-large-file="https://hackaday.com/wp-content/uploads/2025/05/seg.png?w=800">[BillPg] has been designing a fantasy 1980s-era home computer. As part of the exercise, he’s reevaluating all the assumptions that have grown organically over time in the small computer landscape. …read more (https://hackaday.com/2026/07/06/he-comes-to-bury-segmented-memory-not-to-praise-it/)

Gluing 8192 MCUs Together to Make a GPU
https://hackaday.com/2026/07/06/gluing-8192-mcus-together-to-make-a-gpu/

What do you get when you take 8,192 CH570 MCUs, put them on custom PCBs, and write firmware for this interconnected gaggle of cores? In the case of [bitluni]’s project, …read more (https://hackaday.com/2026/07/06/gluing-8192-mcus-together-to-make-a-gpu/)

Hackaday Europe 2026: Is Your Blood Pressure Monitor Lying To You?
https://hackaday.com/2026/07/06/hackaday-europe-2026-is-your-blood-pressure-monitor-lying-to-you/

Blood pressure is one of the so-called “vital signs” that medical practitioners use to determine the basic state of a patient in any given moment. It’s exactly what it sounds …read more (https://hackaday.com/2026/07/06/hackaday-europe-2026-is-your-blood-pressure-monitor-lying-to-you/)

A New Challenger Approaches the Open Source Vehicle
https://hackaday.com/2026/07/06/a-new-challenger-approaches-the-open-source-vehicle/

Cheap vehicles are thin on the ground in 2026, but [Andy Didorosi] thinks he has the answer for low-speed applications with an open source kei truck. Still in the early …read more (https://hackaday.com/2026/07/06/a-new-challenger-approaches-the-open-source-vehicle/)

Ultra-Long Range Flights To Ease Australian Air Travel
https://hackaday.com/2026/07/06/ultra-long-range-flights-to-ease-australian-air-travel/