Seeing blue dots, red Xs, orange circles and purple bands on trees and wondering what they mean? Here's what we found out about those painted trees.

Air quality around the Washington, D.C. area declined dramatically on Sunday, one day after a massive fireworks display was ...

President Donald Trump spoke of historic achievements for the country's 250th birthday, ranging from Revolutionary War ...

Red paint may not be the only way to signify an electrical power line, cables and more. Some areas may be marked with other ...