The dystopian corporate dominated future may have taken a step closer, as a startup called Telly promises a free 55 inch 4K TV with a catch — a second screen …read more (https://hackaday.com/2023/05/15/a-free-tv-with-a-catch-new-normal-or-inevitable-hardware-bonanza/)

This $12 CNC Rotary Axis Will Make Your Head Spin
https://hackaday.com/2023/05/15/this-12-cnc-rotary-axis-will-make-your-head-spin/

[legolor] brings us a great, cheap rotary axis to add to your small 3 axis CNC mills. How are you going to generate G-Code for this 4th axis? That’s the …read more (https://hackaday.com/2023/05/15/this-12-cnc-rotary-axis-will-make-your-head-spin/)

Modern CO2 Laser Reviewed
https://hackaday.com/2023/05/15/modern-co2-laser-reviewed/

If you’ve got a laser cutter, it is highly probable that it uses a laser diode. But more expensive machines use a carbon dioxide laser tube along with mirrors. There …read more (https://hackaday.com/2023/05/15/modern-co2-laser-reviewed/)

A Paste Extruder For Normal Printers
https://hackaday.com/2023/05/15/a-paste-extruder-for-normal-printers/

In the bright sunshine of a warm spring afternoon at Delft Maker Faire, were a row of 3D printers converted with paste extruders. They were the work of [Nedji Yusufova], …read more (https://hackaday.com/2023/05/15/a-paste-extruder-for-normal-printers/)

The MOS CIA Lives On, In 74HCT
https://hackaday.com/2023/05/16/the-mos-cia-lives-on-in-74hct/

It’s always pleasing to see a project we covered in its early stages reach maturity, so were very happy to bring you an update on [Daniel Molina]’s 74HCT6526. It’s a …read more (https://hackaday.com/2023/05/16/the-mos-cia-lives-on-in-74hct/)

DIY Programmable Guitar Pedal Rocks The Studio & Stage
https://hackaday.com/2023/05/16/diy-programmable-guitar-pedal-rocks-the-studio-stage/

Ever wondered how to approach making your own digital guitar effects pedal? [Steven Hazel] and a friend have done exactly that, using an Adafruit Feather M4 Express board and a …read more (https://hackaday.com/2023/05/16/diy-programmable-guitar-pedal-rocks-the-studio-stage/)

Two Stage Refrigerator is Chill
https://hackaday.com/2023/05/16/two-stage-refrigerator-is-chill/

Every time we check in with [Hyperspace Pirate] he’s trying to make things cold. Really cold. His recent two-part video shows a propane vapor compression system that can go down …read more (https://hackaday.com/2023/05/16/two-stage-refrigerator-is-chill/)

Microbubbles and Ultrasound: Getting Drugs Through The Blood-Brain Barrier
https://hackaday.com/2023/05/16/microbubbles-and-ultrasound-getting-drugs-through-the-blood-brain-barrier/