The prosecution and the pardon that ended the diesel wars

On July 3, 2026, President Trump pardoned early a dozen people who were convicted under the Clean Air Act for tampering with ...
Fleet Equipment Magazine

Questar: Degraded Aftertreatment Can Cost Fleets $27 Per Vehicle Per Day

Questar found degraded DPF and SCR systems can add $25-$30 per day in fuel costs, increasing fuel consumption during both ...
The New York Times

The Best Smart Thermostat

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Roy Furchgott What’s so smart about smart thermostats? They not only ensure ...
IEEE

A Low-Thermal-Stress Double-Sided Cooling Wire-Bondless Package Structure of SiC Power Modules for High-Temperature Applications

Abstract: To leverage the outstanding high-temperature resistance of silicon carbide (SiC), theoretically up to 500 °C, conventional packaging materials, and structures have become inadequate to meet ...
IEEE

SiC MOSFET Power Module with a Compact Spatially Symmetric Double-Sided Embedded Packaging Method for High-Temperature Applications up to 500°C

Abstract: The pursuit of higher temperatures, frequencies, and power densities in power converters has significantly elevated the performance demands on power modules. Existing designs struggle to ...
Transport Topics

Paccar, Cummins roll out DEF derate software updates

Cummins and Paccar are rolling out software updates tied to revised EPA guidance on DEF inducement. The changes aim to ...
Trucking Info

Cummins, Paccar Ease DEF Derates After EPA Guidance

Updated diesel engine software gives truck operators more time to address emissions-system issues while staying compliant ...