Spatial mode-demultiplexing routinely approaches established precision limits for incoherent imaging but falls short when ...

EPA approved guidance allowing diesel manufacturers to replace urea quality sensors with NOx sensors in DEF systems. The agency said faulty DEF sensors are a significant source of warranty claims and ...

Add Yahoo as a preferred source to see more of our stories on Google. DEF sensors will no longer be required following EPA policy. (Photo: Jim Allen\FreightWaves) Diesel Exhaust Fluid sensors will no ...

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 ...

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 ...

A pulse of light sets the tempo in the material. Atoms in a crystalline sheet just a few atoms thick begin to move—not randomly, but in a coordinated rhythm, twisting and untwisting in sync like ...

Shinsuke Nakamura was one of multiple WWE Superstars to have their old theme songs returned to them in the past week. Change may soon be in the air when it comes to WWE theme music. Multiple ...

The Environmental Protection Agency (EPA) has issued new guidance regarding diesel exhaust fluid (DEF) systems in diesel engines that cause trucks and tractors to enter “limp mode” when DEF levels are ...

[Stay on top of transportation news: Get TTNews in your inbox.] The Environmental Protection Agency is directing truck manufacturers to revise software in new and existing trucks to prevent engine ...

Even nearly 50 years into their career, Def Leppard still has something to say. The band recently announced Def Leppard: Live at Caesars Palace The Las Vegas Residency, and will play a dozen shows in ...