The summer often comes with talk of air quality concerns, especially in the city. This week, we’re facing a double threat — ...

O2 sensors help gauge whether the engine is running with too much fuel or air. Here's how much you can expect to pay when ...

The orange haze hanging over your house is, indeed, bad. But the chemistry of wildfire smoke doesn’t have to be visible to be ...

Pregnancy puts higher oxygen demand on the body, so expectant mothers breathe significantly more air over the course of a day ...

The air pollution cocktail that expectant mothers often breathe in Utah is associated with more preterm births, University of ...

We tested 50 air purifiers to find the best for removing dust, pollen, pet dander, smoke, and odors, with picks for bedrooms, ...

Wildfire season can change daily life quickly in Clark County, where residents may face smoky skies, reduced air quality and the possibility of evacuation during periods of elevated wildfire activity.

New research suggests that low oxygen levels may help alleviate disease caused by defects in mitochondrial quality control.

CBP's elite team reveals how cartels use 32 storm drain tunnel entry points from the Rio Grande to smuggle migrants ...

A video circulating on social media shows the damaged engine blades of the Ryanair Boeing 737 NG that made an emergency ...

A leaf-eared mouse living more than 6,700 meters (22,000 feet) above sea level in the Andes has shattered assumptions about ...