Air Alliance Houston says that it has placed low-cost air sensors in communities near industrial facilities to help people ...

You may be able to open the windows and turn the fan on and give the air conditioner one last break before the heat comes ...

Malaysians are confronting a dual threat of increasing haze and elevated Ultraviolet Radiation Index (UVI) levels; however, ...

Ditch the layover. Discover the best nonstop flights from LAX to Europe's top cities. Our guide covers direct routes to ...