Arduino sensor projects blend coding with tangible results, making learning interactive, practical, and fun. From simple LED triggers to multi-sensor systems, these builds teach real-world electronics ...

M5Stack has just launched the Cardputer Mesh Kit, a portable, card-sized Meshtastic communication terminal built around the ...

[TheHyperFix] had a problem. He’d spied a brilliant camera slider, but didn’t want to lay out big money to acquire it. The natural solution? Build one! Only, life is seldom so straightforward. The ...

ESP-FLY DIY kit is a miniature DIY drone kit based on Seeed Studio's XIAO ESP32-S3 board that was initially introduced as a ...

The Cooking Kit is a cosmetic for cooking that was added to Grow a Garden on August 16, 2025, as part of the Beanstalk Update. Unlike most cosmetics, this one is functional and lets you continue ...

We've all heard that "if you want something done right, you have to do it yourself." And that’s usually fine when it comes to tasks at work or baking your own birthday cake. But if you want a specific ...

“Ghost tapping” scams are up ~150%: Scammers use fake NFC readers to charge your credit card or phone in crowded places without you noticing. Protect yourself: Turn on instant alerts, lock your phone, ...

No soldering iron, no problem.

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

May 4, 2026 • Mother's Day is Sunday, May 10. If you're stumped on what to get the moms in your life, get some inspiration from our audience. They share the best gifts they've ever received from their ...

Abstract: A 2.8 um 4-tap Indirect Time-of-Flight Sensor with 42% Quantum Efficiency (QE) at 940nm wavelength is presented in 1.2Mp. SiO grid is used for 6%p higher 940nm QE than tungsten grid. We also ...