Fi, Bluetooth, and a built-in lithium battery charger into a tiny $5 board perfect for DIY weather station builds.

So, if the pin layouts on a tutorial don’t match the ones I’ve got on my ESP32, I’d look at what protocol the sensor uses, go ...

KryonOS is a small JavaScript-powered OS that turns a supported ESP32 development board with a touchscreen into a standalone ...

However, it can keep your project alive for long periods of time. When you don't need the main CPU to perform heavy tasks ...

Insight into new and popular Arduino shields and expansion boards. How these add-ons expand base platforms with connectivity, displays, and industrial interfaces. Potential applications for CAN, UWB, ...

In 2026, tech companies tweaked and tuned the bet Bluetooth trackers to make it easier to keep tabs on your luggage, wallet and keys. The buzziest launch was Apple’s AirTag 2. But heavyweights Chipolo ...

Easy and simple DIY projects that anyone can make using basic tools and materials, perfect for beginners who want practical, creative, and useful results at home. Americans are rushing to claim ...

Tom has been covering technology since 2019, having worked as part of the phones team at TechRadar and then as an editor at What to Watch. Since 2025 he’s been a freelance contributor for many more ...

When it comes to performance, there's a world of difference between the Raspberry Pi and Arduino. The former, after all, is technically a fully functional computer that can run games, word processors, ...

Parks Associates reported that the average number of connected devices per US internet household reached 17 in Q3 2023, based on its quarterly consumer research of 8,000 US internet households. When a ...

Qualcomm has unveiled the Arduino Ventuno Q single-board computer designed for hobbyists and developers interested in creating physical AI projects, such as robots. The SBC is powered by a Dragonwing ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. What is Bluetooth? – Henry, age 13, Somerville, ...