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 ...

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

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

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

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

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

Scientists have developed a flexible diving suit for cyborg cockroaches, enabling them to breathe underwater for up to three ...

Phones, power banks and vapes are spontaneously catching fire on planes, injuring passengers and disrupting flights.

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.

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

The wildfire smoke moving through Northeast Ohio prompted a local animal clinic to warn pet owners that the poor air quality ...

Mikel Merino can smell and see the smoke from the Canadian wildfires that are making for hazy conditions across large parts of the U.S., including northern New Jersey where he and Spain are set to ...