I just finished reading your article on Indoor Air Circulation – great read. You discussed venting when using CO2, and I understand perfectly that you should shut the CO2 off while the exhaust fans ...

A new portable device that harvests oxygen from the air, however, may someday allow them to stay at home. Typically, the air supplied by medical ventilators has a higher oxygen content than the ...

It is one of the most polluted countries on earth. So it may come as little surprise that the latest fad in China is literally offering its city dwellers a breath of fresh air. Numerous fresh air ...

Aircraft cabins maintain a breathable environment by drawing air from engines, compressing and cooling it. This 'bleed air' ...

Numerous Air Force planes were grounded in 2017 after pilots experienced symptoms of oxygen deprivation while in flight. Both Air Force and Navy planes have seen such incidents over the past several ...

Modern car engine control systems rely on input from several sensors to regulate the engine’s performance as well as its emissions and other vital functions. When these sensors fail to provide ...

The purpose of a cold-air intake is to find cold air in an otherwise hot under-hood environment. It can do this by drawing air from above the hood, under the front bumper or a spot inside the engine ...

The biggest of Earth's mass extinctions may have left animals gasping for air, a new study finds. The Great Dying, as it is called, occurred some 250 million years ago. Roughly 90 percent of all ...