With nearly 40 years in the music business, British rockers Def Leppard know a thing or two about what makes a band stay united. "We can turn it on and off. We’ve always said, ‘Leave your ego in the ...

Diesel owners who have wrestled with warning lights, sudden power loss or even complete shutdowns tied to diesel exhaust fluid systems may finally be getting some relief. The U.S. Environmental ...

The Environmental Protection Agency announced on March 27, 2026, that it is removing the diesel exhaust fluid sensor requirement for all diesel equipment, a decision the agency frames as a direct ...

The U.S. Environmental Protection Agency on Friday said it is dropping the requirement for diesel exhaust fluid (DEF) sensors as part of a truck's aftertreatment system in favor of monitoring actual ...

Depending on who you ask, “DEF” might as well be a four-letter word. The acronym stands for diesel exhaust fluid, a solution that breaks down nitrogen oxides and significantly reduces emissions from ...

Forbes contributors publish independent expert analyses and insights. Caroline Castrillon covers career, entrepreneurship and women at work. In a TED Talk, organizational psychologist Tasha Eurich ...

The United States Environmental Protection Agency has changed its tune on diesel trucks under the current administration. Whereas previous versions of the EPA pursued massive penalties and even ...

Def Leppard has released a high-voltage new song titled "Rejoice." You can listen to it below. The standalone single is being released to celebrate the band's upcoming Las Vegas residency, which kicks ...

GM pickups powered by a Duramax diesel engine offer loads of benefits, including strong low-end torque and impressive real-world efficiency. However, diesel engines also require some specialized ...

In case you've faced some hurdles solving the clue, Def!, we've got the answer for you. Crossword puzzles offer a fantastic opportunity to engage your mind, enjoy leisure time, and test your knowledge ...

Apple Martin posed with a white python for Self-Portrait’s Resort 2026 campaign, shot by photographer Ryan McGinley at an upstate New York apple orchard. An apple and a snake tempt visitors to a lush ...