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/

Pity the poor Australians. Isolated on a jagged hunk of land far from everywhere else, these industrious people have to take two-legged flights (or more) to reach a great many …read more (https://hackaday.com/2026/07/06/ultra-long-range-flights-to-ease-australian-air-travel/)

The Bit79 was a Famicom clone that took the “Family Computer” Name Seriously
https://hackaday.com/2026/07/06/__trashed-14/

It’s a Famiclone, Jim, but not as we know it.
" data-large-file="https://hackaday.com/wp-content/uploads/2026/07/Bit79Feat.jpg?w=800">While the original name of what much of the world knows as the NES was the Nintendo Family Computer, or Famicom for short, it was very rarely used as a …read more (https://hackaday.com/2026/07/06/__trashed-14/)

How to Rebuild an 1800s Victorian Leclanché cell
https://hackaday.com/2026/07/06/how-to-rebuild-an-1800s-victorian-leclanche-cell/

The 19th century was an absolutely electrifying era, including in a literal sense. Although the phenomenon of electricity had been known by that time for centuries, actually making it do …read more (https://hackaday.com/2026/07/06/how-to-rebuild-an-1800s-victorian-leclanche-cell/)

Flight Sim Tracking from Spatial Audio
https://hackaday.com/2026/07/06/flight-sim-tracking-from-spatial-audio/

Flight sims are wonderful to play around with to get immersed in the position of a pilot. Racing sims can give you a thrill that can only be beaten by …read more (https://hackaday.com/2026/07/06/flight-sim-tracking-from-spatial-audio/)

Performance Improvements For Open-Source 80386
https://hackaday.com/2026/07/06/performance-improvements-for-open-source-80386/