These open-source ESP32 walkie-talkies use ESP-NOW to exchange audio recordings without a Wi-Fi router, with Arduino firmware ...

When it was revealed earlier this month that Withings would require new users to subscribe to a Withings Plus subscription to ...

Build a DIY ESP32 LoRaWAN sensor node to track garden temperature and humidity from up to 600 meters away. Includes PCB ...

About five years ago, I worked on IoT for my job. I once used this DHT11 (a blue temperature and humidity sensor) to build a ...

Let's learn about How To via these 159 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the ...

There are plenty of “robot” projects out there that are really just a small remote control platform of some sort. We often like to think of robots of having some sort of autonomy though. [Luca Fagioli ...

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

Create a DIY ESP32 music player featuring Bluetooth and a brass rotary encoder. This guide covers soldering, custom code, and ...

Windows 11 is a great operating system, and the same goes for many of the computers it powers. But sometimes things fail to work as expected, and one of those problems is being unable to upload images ...

October 27, 2026 • President Trump and Silicon Valley tech bros are obsessed with IQ, but the history of intelligence testing is full of bunk race science and eugenics. With the rise of AI's "super ...