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HDT Spotlight video on natural gas truck engines.
Videosby Jack RobertsJanuary 26, 2026

Why the Cummins X15N Changed the Conversation About Natural Gas Trucking

Natural gas is quietly building a reputation as a clean, affordable, and reliable alternative fuel for long-haul trucks. And Ian MacDonald with Hexagon Agility says the Cummins X15N is a big reason why.

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Compressed natural gas fueling station with truck at fueling island dispensing renewable natural gas
Newsby StaffDecember 15, 2025

Where Can Fleets Find Natural Gas Refueling Stations for Heavy-Duty Trucks?

The Transport Project reports close to 1,400 natural gas stations are set to serve the clean transport Industry in 2026. How many of those are publicly accessible to heavy-duty trucks?

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Collage of trucks from NACFE Run on Less Messy Middle
Newsby Deborah LockridgeOctober 23, 2025

Early Insights from NACFE’s ‘Run on Less – Messy Middle’ on Trucking Decarbonization

NACFE has shared early findings from its Run on Less – Messy Middle, gathering data from diesel, natural gas, electric, and hydrogen trucks across 13 fleets. The initial results highlight both progress and challenges in trucking’s decarbonization journey.

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Photo of Freightliner Cascadia truck at Clean Energy RNG station
Newsby News/Media ReleaseOctober 22, 2025

New Clean Energy RNG Demo Truck Program Features Cummins X15N in Latest Cascadia

Clean Energy Fuels is launching a second heavy-duty natural-gas truck demo program featuring the Cummins X15N, this time in the Gen 5 Freightliner Cascadia.

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A person in a gas mask.
Truck Techby Jack RobertsJuly 29, 2025

Don’t Feel Sorry for CARB and EPA: They had it Coming

Climate legislators overreached badly with the Advanced Clean Fleets rule. And now they’re paying a heavy price for their arrogance.

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