Pollution from Virginia's many data centers could cause respiratory symptoms and deaths in the region, analysis of state ...

Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations in 2010 when the Environmental Protection Agency mandated selective catalytic reduction technology. Selective ...

STERLING, Va. — Not long after the enormous data center sprouted in Jessica Medeiros’s residential neighborhood, she began seeing black smoke. “There are times when the generators are running and … ...

The modern world relies on vehicles of all kinds for everything from personal transportation to the facilitation of international trade. These vehicles — which range from passenger cars and SUVs to ...

If you regularly drive a modern-day diesel-powered vehicle, chances are, you know what Diesel Exhaust Fluid (DEF) is. A crucial component used by most modern vehicles with diesel engines, DEF — which ...