Color contrast refers to the difference between the brightness of the background color and foreground color of digital content. Black text on a white background is very high contrast; light grey text ...

The disc of red, green, and cyan LEDs gives the device built-in lighting and enhances contrast, letting it clearly detect features other sensors might miss. The Checker detects features on parts, not ...

Scientists have shown for the first time that there is a strong correlation between the complex patterns on male darters and their highly-variable environments. The findings support and expand upon ...