Building Arduino projects with multiple sensors can unlock powerful environmental monitoring, automation, and IoT applications. From DHT11 temperature sensors to motion, gas, and light detectors, ...

Recent Arduino projects showcase increasingly sophisticated multi-sensor integration, from multiplexers solving I²C address conflicts to interactive hubs with multiple modes. Developers are pairing ...

Smartwatches commonly use heart rate variability to monitor stress. Columnist Helen Thomson explores what this metric ...

You may not know what a ADM-3, a TV910, or a H1420 are, but you probably have at least heard of a VT-100. They are all ...

First, the good news: Most modern PC monitors are rather decent. Their minimum brightness, contrast, and color accuracy have improved significantly over the past decade. It’s a great time to upgrade ...