Fuel costs continue to squeeze trucking margins as global oil markets keep prices elevated despite limited near-term relief ...

If you chose a diesel pickup over a gas-driven one, then you're already ahead of the game when it comes to fuel economy. According to the Department of Energy, diesel vehicles can be 30-35% more ...

Researchers studying a hydrogen combustion concept built around argon gas say the technology could reach 60% thermal ...

New industry data reveals how fleets are cutting fuel consumption up to 30% through improved operations and spec'ing decisions.

The new Audi A5 Diesel is put through a real world MPG test to see how efficient it truly is outside of official figures.

Discover how tools like PrePass and Fleetworthy reduce idling, acceleration and deceleration to save fleets around half a ...

New for 2020, the third generation of the Ram 1500’s turbocharged 3.0-liter EcoDiesel V-6 is rated at 480 lbs.-ft. of torque at 1600 RPM, a 14% increase from the previous-generation EcoDiesel V-6, ...

The core problem is a worldwide shortage of diesel and jet fuel, which is forcing international trade's share of GDP to start falling after being flat since 2008. Diesel is essential for food ...

Why diesel prices rise faster than gasoline during global crises—and how higher diesel costs ripple through freight, food, ...

Samsara reports rising fuel costs are impacting states like Idaho, Colorado, and Oregon, with increases in diesel affecting ...

We have listed the most fuel-efficient diesel midsize SUVs in the Indian market as per their ARAI claimed figures. Tap here for more.