These days, surveillance cameras are all around us, and they’re smarter than ever. In particular, many of them are running ...

Humans spend about 80% of their time indoors, but keeping track of the air we breathe usually requires expensive lab-grade ...

The project itself is very simple: getting push notifications via MQTT when a wireless doorbell sounds. But as [Robin Reiter] points out, as the “Hello, world!” program is a time-honored tradition for ...