Even the price of “Freedom Fuel” will fluctuate, it seems.

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. Not every fuel-saving technology is a complete reinvention of the traditional internal ...

View post: Volvo XC60 Vs. Genesis GV70 Vs. Acura RDX: Which One Is The Safest? There’s One Clear Winner Diesel fuel powers the country. If that sounds dramatic, think of all the trucks, buses, and ships you see every day. Most of them carry diesel ...

While fuel-injector cleaning is often recommended by shops and dealer service centers, it probably isn’t necessary unless it’s correcting a running problem. In many cases, just using a quality gasoline and perhaps the occasional bottle of fuel-injector ...

Fuel dilution of the engine oil is a problem that faces many modern combustion engines. Also known as “crankcase dilution” it is a process where fuel is leaked into engine oil when it travels towards the crankcase. It is a process that occurs roughly 8 ...

High demand for travel experiences, including World Cup games, enabled a Delta profit despite high fuel costs.

Air fares aren’t coming down, Delta Air Lines said Friday, even though the cost of jet fuel has fallen sharply.

Data: FactSet; Chart: Matt Phillips/Axios Crack spreads — energy industry measures of the gap between crude prices and refined products like diesel — have soared in recent days as the global fuel picture is increasingly determined by global politics and war.