Looks like we’re about to get some new music from Def Leppard.The band shared a video teasing what appears to be a new ...

Diesel engines like the 3.0L Duramax require special maintenance, including the use of DEF, or Diesel Exhaust Fluid. Now, GM ...

Def Leppard had always aimed to be a big deal. Their iconic 1987 album, Hysteria, had been a giant of an LP, breaking sales (and length) records, and propelling them to where they’d always wanted to ...

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 ...

Def Leppard solidified their place in the rock-legend pantheon with Hysteria, a diamond-selling behemoth that functioned as a veritable greatest-hits set. The album spun off Top 10 hit after Top 10 ...

Forbes contributors publish independent expert analyses and insights. Hugh McIntyre covers music, with a focus on the global charts. Def Leppard has outlived so many of the hard rock and heavy metal ...

DEF is a key component in lowering pollutants emitted from diesel engines, helping to reduce harmful emissions. Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations ...

In 2007, as many truck and engine makers started announcing they would use selective catalytic reduction to meet 2010 federal emissions regulations, a new term entered our trucking dictionary: diesel ...

Diesel, once a bastion of the future and a savior of fuel economy, has found itself in a very different place since the industry-shaking Diesel Gate incident of 2015. It went from what was seen as the ...

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...