A new color-coded heat warning system was introduced by the National Weather Service and the Centers for Disease Control and Prevention on Earth Day. Magenta represents the highest threat level, ...

Responding to widespread criticism, Department of Homeland Security officials are considering changes to the color-coded terrorism warning system and other methods of providing more useful information ...

A recent study by a UNC pediatrician found parents could better understand the Body Mass Index when presented in a simple color-coded system. A color-coded system helped parents participating in a ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS COUNTY, Mo. – There are a number ...

Twelve colors and counting. The terminology associated with hydrogen—specifically, the use of color descriptors such as green, blue and gray—has become widespread in discussions about renewable energy ...