Telling if a fruit is ripe is usually as simple as seeing if it has the right color. But that task is harder if a fruit does not change color as it ripens, like a kiwi, for example. A new sensor that ...

Ever wanted to match the exact color of something you’ve seen in real life? Now you can with this futuristic device. Whether it’s the deep blue of a custom car’s paint job or the vibrant orange of a ...