Image sensors are built into every smartphone and every digital camera. They distinguish colors in a similar way to the human eye. In our retinas, individual cone cells recognize red, green and blue ...

We've seen how the iPhone's camera has evolved over the years — starting with a single 2-megapixel sensor, to now sporting a triple camera setup capable of capturing wide, ultrawide, and telephoto ...

If you need to measure a distance, it is tempting to reach for the ubiquitous ultrasonic module like an HC-SR04. These work well, and they are reasonably easy to use. However, they aren’t without ...