Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

The year is 1988, and the United States is on the cusp of a renewable energy revolution. Lithium batteries, electric motors, and photovoltaic solar panels were invented in the country; 85 percent of ...

Artificial intelligence is fueling unprecedented investment in clean and emerging energy technologies, reshaping global energy priorities. Despite growing energy demand, oil producers face weak prices ...

Carbon deposits are a normal occurrence in an engine, but can build up over time, causing problems. Essentially, heat, pressure, and oxidation can transform unburned fuel into a black soot-like ...

HAMMOND — Government lawyers allege an oil re-refinery plant with a location in East Chicago violated the Clean Water Act after they discharged wastewater with excessive pollutants into the city's ...

Nimitz-class aircraft carrier USS Nimitz (CVN-68) conducts a replenishment-at-sea with a Lewis and Clark-class dry cargo ship on July 23, 2025. US Navy photo The Navy is investigating the fuel supply ...