Air quality alerts can change quickly during wildfire smoke events. Here’s what Code Orange, Code Red, Code Purple and Code Maroon mean, and when you should limit time outside.

Kevin is a passionate news writer and journalist with years of experience covering a variety of topics ranging from pop culture to hard-hitting local news. As a film enthusiast first and foremost, ...

Delaware is under a Code Red air alert due to smoke from Canadian wildfires. What does a code purple mean and what is AQI?

Opinions expressed by Entrepreneur contributors are their own. The classic 1992 legal drama A Few Good Men tells the story of two U.S. Marines accused of “disciplining” a fellow soldier. The ...

OpenAI declared a “code red.” In corporate America, that phrase is usually code for “we ignored the leaks until someone stepped in a puddle.” At OpenAI, it signals something deeper. The world’s most ...