How To Forge A Skillet From Scratch
https://hackaday.com/2021/12/22/how-to-forge-a-skillet-from-scratch/

Cookware isn’t something we typically build ourselves; you’d want a well-equipped metal shop to do the job and do it right. [Torbjörn Åhman] has just that, however, and set about …read more (https://hackaday.com/2021/12/22/how-to-forge-a-skillet-from-scratch/)

Turbocharger Jet Engine Relies on Wood Pellet Ignition
https://hackaday.com/2021/12/22/turbocharger-jet-engine-relies-on-wood-pellet-ignition/

Turbochargers as used on cars bear some similarities with jet engines. Fundamentally, both contain a turbine that harvests energy from hot gas, using it to spin a compressor which sucks …read more (https://hackaday.com/2021/12/22/turbocharger-jet-engine-relies-on-wood-pellet-ignition/)

Frame Antenna Works the Low Bands
https://hackaday.com/2021/12/22/frame-antenna-works-the-low-bands/

The lower the frequency of radio transmission, the more antenna that will be needed in general. [OM0ET] wanted to work the 80M to 20M ham bands and decided to turn …read more (https://hackaday.com/2021/12/22/frame-antenna-works-the-low-bands/)

New Holographic Display Hacks the Light Field
https://hackaday.com/2021/12/22/new-holographic-display-hacks-the-light-field/

[Petapixel] has an interesting post about a startup company’s new holographic display that claims to be “indistinguishable from reality.” The company behind it, Light Field Labs, claims their system requires …read more (https://hackaday.com/2021/12/22/new-holographic-display-hacks-the-light-field/)

Experiments with a Nernst Lamp
https://hackaday.com/2021/12/22/experiments-with-a-nernst-lamp/

Every biography of Edison talks about how the secret to the incandescent lamp was to remove the air from the bulb. That’s true when you use conventional filaments, but a …read more (https://hackaday.com/2021/12/22/experiments-with-a-nernst-lamp/)

A Simple 3D Printed Gear Clock Shows Off How It Works
https://hackaday.com/2021/12/23/a-simple-3d-printed-gear-clock-shows-off-how-it-works/

Analog clocks are beautiful things inside, using ornate gear trains to keep track of time in a dance of mechanical beauty. However, all too often, the complexity is hidden inside. …read more (https://hackaday.com/2021/12/23/a-simple-3d-printed-gear-clock-shows-off-how-it-works/)

Back-to-Back Belts Drive Filament in This Unique Extruder Design
https://hackaday.com/2021/12/23/back-to-back-belts-drive-filament-in-this-unique-extruder-design/