Microdistillery for Microchemistry
https://hackaday.com/2026/07/03/microdistillery-for-microchemistry/

Much like radio operators being encouraged to use the least possible amount of power to make a contact, chemists have a similar rule encouraging using the least amount of materials …read more (https://hackaday.com/2026/07/03/microdistillery-for-microchemistry/)

Building A Wireless Fingerprint Authorization Device
https://hackaday.com/2026/07/03/building-a-wireless-fingerprint-authorization-device/

Once upon a time, there was a bit of a fad for fingerprint authentication in laptops and desktop computers. It has long since faded, but [superdog] wanted just such a …read more (https://hackaday.com/2026/07/03/building-a-wireless-fingerprint-authorization-device/)

Warp Point: a Web Ring for Gaming Sites Built for 2026
https://hackaday.com/2026/07/04/warp-point-a-web-ring-for-gaming-sites-built-for-2026/

At one point in time web rings were one of the best ways to find content on the World Wide Web — involving not just a directory of participating sites, …read more (https://hackaday.com/2026/07/04/warp-point-a-web-ring-for-gaming-sites-built-for-2026/)

Five Solar Air Heating Methods Tested
https://hackaday.com/2026/07/04/five-solar-air-heating-methods-tested/

For as good as solar panels are at converting sunlight directly into usable electricity, especially for how cheap they’re becoming, they can still only gather around 20-30% of the energy …read more (https://hackaday.com/2026/07/04/five-solar-air-heating-methods-tested/)

Yesterday’s Technology, Re-engineered Today
https://hackaday.com/2026/07/04/yesterdays-technology-re-engineered-today/

Watching [sprite_tm]’s build of a handheld 486-based gaming computer, we got to thinking about retro computers and the eternal questions of how much of the computer needs to be actually …read more (https://hackaday.com/2026/07/04/yesterdays-technology-re-engineered-today/)

Time Never Moves Slowly With This Clock
https://hackaday.com/2026/07/04/time-never-moves-slowly-with-this-clock/

A clock is by its very nature a device for measuring time, and thus it moves forward at a constant rate. But how about in a theatrical setting, where time …read more (https://hackaday.com/2026/07/04/time-never-moves-slowly-with-this-clock/)

Disk Polishing Goes Open Source
https://hackaday.com/2026/07/04/disk-polishing-goes-open-source/