Getting Familiar With Round Displays
https://hackaday.com/2021/12/11/getting-familiar-with-round-displays/

Once upon a time, maker projects were limited to using simple character displays or those salvaged from popular Nokias, largely due to cost. These days, a small OLED or LCD …read more (https://hackaday.com/2021/12/11/getting-familiar-with-round-displays/)

Vacuum Forming with 3D Printer Filament
https://hackaday.com/2021/12/11/vacuum-forming-with-3d-printer-filament/

Even if they don’t have one themselves, we’d wager the average Hackaday reader is at least vaguely aware of how a vacuum former works on a fundamental level. You heat …read more (https://hackaday.com/2021/12/11/vacuum-forming-with-3d-printer-filament/)

We All Live in a PVC Submarine
https://hackaday.com/2021/12/11/we-all-live-in-a-pvc-submarine/

We doubt you could really live in [Pena’s] PVC submarine, but now the song’s stuck in our head anyway. Although the post is in Portuguese, you can get a pretty …read more (https://hackaday.com/2021/12/11/we-all-live-in-a-pvc-submarine/)

A DIY Biometric Device with Some Security Considerations
https://hackaday.com/2021/12/11/a-diy-biometric-device-with-some-security-considerations/

Biohacking projects are not new to Hackaday and it’s certainly a genre that really piques our interest. Our latest biohacking device comes courtesy of [Manivannan] who brings his flavor of …read more (https://hackaday.com/2021/12/11/a-diy-biometric-device-with-some-security-considerations/)

Kinetic Strikes Via A Consumer Grade Drone
https://hackaday.com/2021/12/11/kinetic-strikes-via-a-consumer-grade-drone/

Kinetic projectiles are a seldom-used weapon of war, consisting of heavy metal slugs dropped from a great height by aircraft. On the way down to the ground, they pick up …read more (https://hackaday.com/2021/12/11/kinetic-strikes-via-a-consumer-grade-drone/)

Wearables Can Detect the Flu? Well…Maybe…
https://hackaday.com/2021/12/12/wearables-can-detect-the-flu-well-maybe/

Surprisingly there are no pre-symptomatic screening methods for the common cold or the flu, allowing these viruses to spread unbeknownst to the infected. However, if we could detect when infected …read more (https://hackaday.com/2021/12/12/wearables-can-detect-the-flu-well-maybe/)

Customize These 3D Printed Cases
https://hackaday.com/2021/12/12/customize-these-3d-printed-cases/