Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

Snow is more than just a pretty blanket over the landscape––it’s a phenomenon packed with surprising abilities.

In summary California’s Democratic leaders set aside tens of millions of dollars to challenge President Donald Trump’s executive orders and policies. .entry-title { line-height: 54px; } a { ...

The air has improved in the LA region as firefighters get blazes under control, but there are questions about how safe the ...