The Fourth of July fireworks display in the capital impacted the amount of fine particulate matter in the atmosphere.

President Donald Trump's fireworks were so poorly planned that they were difficult to see through the smog. The pollution has gotten bad enough for Washington, D.C., to issue a city-wide "Code Red Air ...

An Extreme Heat Alert has also been extended through 8 a.m. Monday, signaling continued dangerous overnight conditions with ...

Independent and chain shops in San Diego are celebrating the 86th anniversary of this sweet ...

Venture into a world of mystery through the artist’s awe-inspiring works at our major exhibition ...