Southwest Research Institute (SwRI) announced on June 10, 2026, that it has successfully demonstrated a diesel engine system that allows off-road vehicles to meet proposed California Air Resources ...

These engines may be old, but they can still pack a punch ...

As demand soars for powerful batteries, Bolivia dreams of striking it rich by tapping its huge lithium deposit. But will its people benefit? While the indigenous Aymara population harvests and sells ...

NACFE’s new Messy Middle Powertrain Service & Maintenance report says keeping modern diesel engines running now depends as ...

NACFE's latest Messy Middle Powertrain Service & Maintenance report says renewable diesel gives fleets an opportunity to ...

Westport HPDI system allows trucks to run primarily on natural gas while maintaining familiar diesel maintenance practices.

A global review finds that water-in-diesel emulsion can slash NOx and soot at the same time, offering a cheaper path to cleaner diesel engines.

Today:Early fog in the far southwest clears quickly. Most areas stay dry with sunshine and variable cloud, though northern and northeastern regions may see isolated showers. Light winds overall, ...

Breakfast dining chain Denny's continues to reduce its restaurant footprint as some of its underperforming franchisees close locations amid weaker customer traffic and higher operating costs. Fewer ...

So far, so good for SpaceX investors who, from a risk perspective, have overlooked, well, pretty much everything. Lack of ...

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