If you have a few ESP32’s lying around and nothing to do with them, let me show you some fun projects you can finish in under an hour. From full-on air quality monitors to simple sensor projects, here ...

ESP32 boards are great for a whole range of projects because they often come with onboard Bluetooth and Wi-Fi. This means you can use them for projects that require an internet connection, but there ...

Proximity sensors are common enough in automation projects that we hardly give them a second thought — pick something with specs that match the job and move on. But they can be fussy to get adjusted ...

On a crisp, cloudless day earlier this year Ricardo Toledo-Crow went for a stroll in Van Cortlandt Park in the Bronx looking for one of the city’s newly discovered weak points: where water goes and ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...