If an engine’s induction system is only as good as its weakest link, then a set of 400-cfm cylinder heads, giant intake valves, and mega-flow carburetors don’t mean squat if they’re getting choked ...

Europe loves turbo diesel-powered automobiles and it is hardly a surprise why. Truth be told, hybrid vehicles and their electric counterparts still have a long way to go to make sense range-wise and ...

HEPA air filters promise to take nasty things out of the air, removing cigarette smoke, pollen and other irritants. How do they do this? Appliance Science looks at how HEPA air filters work, and how ...

The question posed in the title of this post is one that I’ve seen debated on the ‘net since discovering car-related email lists. Fortunately, a Duramax owner tired of the lack of scientific evidence ...

Light pollution reduction (LPR) filters work because many outdoor lighting sources do not shine evenly across the visible spectrum. Instead, they emit radiation at only a few distinct wavelengths. For ...