Ping-pong balls have many uses: apart from playing table tennis, they have been used for countless art projects, science experiments, and even to raise ships from the bottom of the …read more (https://hackaday.com/2022/01/04/modular-design-enables-huge-ping-pong-ball-led-displays/)

Growing Spectacular Gem-Like Crystals from Rust and Simple Ingredients
https://hackaday.com/2022/01/04/growing-spectacular-gem-like-crystals-from-rust-and-simple-ingredients/

When we talk about crystals around here, we’re generally talking about the quartz variety used to make oscillators more stable, or perhaps ruby crystals used to make a laser. We …read more (https://hackaday.com/2022/01/04/growing-spectacular-gem-like-crystals-from-rust-and-simple-ingredients/)

UV Resin Perfects 3D Print, But Not How You Think
https://hackaday.com/2022/01/04/uv-resin-perfects-3d-print-but-not-how-you-think/

At this point, everyone knows that the print quality you’ll get from even an entry level UV resin printer far exceeds what’s possible for filament-based fused deposition modeling (FDM) machines. …read more (https://hackaday.com/2022/01/04/uv-resin-perfects-3d-print-but-not-how-you-think/)

LEGO Cup Holder Helps You to Stay Hydrated
https://hackaday.com/2022/01/04/lego-cup-holder-helps-you-to-stay-hydrated/

Eat more fruit, exercise more, drink more fluids; early January is traditionally the time to implement New Year’s resolutions. Most of the common ones simply require willpower, but if it’s …read more (https://hackaday.com/2022/01/04/lego-cup-holder-helps-you-to-stay-hydrated/)

Improved Thermochromic Clock Uses PCB Heaters For Better Contrast
https://hackaday.com/2022/01/04/improved-thermochromic-clock-uses-pcb-heaters-for-better-contrast/

https://www.instructables.com/Thermochromic-Clock-Frame-Version/
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/01/FETUVCMKXVU7712-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/01/FETUVCMKXVU7712-featured.png?w=687">We love timepiece projects round these parts, so here we are with another unusual 7-segment clock design. [Moritz Sivers] wasn’t completely satisfied with his last thermochromic clock, so has gone …read more (https://hackaday.com/2022/01/04/improved-thermochromic-clock-uses-pcb-heaters-for-better-contrast/)

Building a WiFi-Enabled Bird Box On the Cheap
https://hackaday.com/2022/01/05/building-a-wifi-enabled-bird-box-on-the-cheap/

[Jude] was looking for a fun DIY project for him and his son and thought that a bird box might be a good option. He wanted to equip the box …read more (https://hackaday.com/2022/01/05/building-a-wifi-enabled-bird-box-on-the-cheap/)

Dice Rolls From the Beginning of Time
https://hackaday.com/2022/01/05/dice-rolls-from-the-beginning-of-time/

Generating random numbers might seem like a trivial task, that is until the numbers need to be truly random for cryptography or security reasons. When that’s the case, it turns …read more (https://hackaday.com/2022/01/05/dice-rolls-from-the-beginning-of-time/)

Does this Lead Make My Car Look Fat?
https://hackaday.com/2022/01/05/does-this-lead-make-my-car-look-fat/