The use of natural gas as a fuel for heavy-duty trucks is receiving a boost, due in part to the rollout of a more powerful natural gas engine and the growing availability of renewable natural gas to ...

Federal fuel standards have just been rolled back by Trump. The move reverses stringent Corporate Average Fuel Economy (CAFE) ...

With diesel pricing volatile and natural gas pricing more stable and lower, fleets saw how real routes—run on both diesel and natural gas—compare on their balance sheets. NACFE’s real-world comparison ...

Trucking companies can now order the Fifth Generation Freightliner Cascadia heavy-duty Class 8 truck with the new Cummins X15N natural-gas 15-liter engine. Earlier this month, Freightliner announced ...

That gap between EV interest and EV reality is where hybrids have stepped in, offering better mileage with familiar ownership. Nissan’s new approach is to blur the line even more: a hybrid that ...

Most of the details, first found and reported on by Motor1, come from a single slide of the financial report for the latest quarter, where the automaker often sneaks in announcements about where the ...

When you go to a gas station, you are presented with several types of fuel, each labeled according to an octane number. While most cars can do with regular gas (generally 87 octane), it is often ...

Stop Debating EVs vs. Gas. We Ran the Numbers to Find the True Cheapest Car ...

Hybrid cars, trucks and SUVs have become ubiquitous. Thanks to technological innovations, some hybrids can easily travel over 600 miles on a single tank of gas. Hybrids typically have higher starting ...