Power and Propulsion

Fuel systems

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Green Design & Manufacturing

How Higher-Quality Gasoline Keeps Modern Engines Clean and Efficient

It’s no secret that fuel economy has been one of the greatest driving forces of automotive evolution over the past several decades. As corporate average fuel economy...

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News
Power

Hydrogen’s Humming in Power Generation

Not long ago we covered some high-profile struggles hydrogen-technology companies had encountered, including Nikola and Hyzon both deciding to cease operations. But despite legitimate challenges,...

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Technical Innovation
Power

Natural Gas Infrastructure Is Scaling Fast for HD Fleets

A significant shift is transforming the heavy-duty transportation sector: the rapid advancement of natural gas and renewable natural gas (RNG).

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News
Power

Developing Next-Gen Diesels to Last Decades

Approaching the John Deere Power Systems (JDPS) exhibit at the Bauma 2025 tradeshow in Munich, Germany, a lineup of next-generation internal combustion engines served as sentinels of sorts,...

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Articles
Green Design & Manufacturing

New Volvo D13 VGT Utilizes 24V Architecture

When Volvo revealed its all-new VNR regional haul truck in March 2025, it also marked the launch of something new under the hood: the Volvo D13 VGT (variable geometry turbo) engine. The new D13...

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News
Manned Systems

Tariff Challenges, EV Advances at Mobility 360

The 2025 edition of Taiwan’s 360 Mobility show featured companies promoting a wide range of automotive solutions, but the show didn’t quite feel the way it used to.

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Technology Report
Green Design & Manufacturing

WCX 2025: Dumarey Launches U.S. Subsidiary for Better ICEs

The Dumarey Group used WCX 2025 as the launching point for its new U.S. subsidiary, Dumarey USA. Dumarey, a Belgian family-owned company, announced the acquisition of Mahle...

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News
Energy

CES 2025: Cat Debuts Hybrid-Electric Retrofit on 972 Wheel Loader

A 55,000-lb (24,948-kg) front end loader with substantial field usage time underwent a 12-week hybrid-electric conversion in advance of its CES 2025 debut. “This...

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Briefs
Propulsion

‘First of Its Kind’ Composite Material to Help Space Vessels Travel Longer Distances

Dr. Ashwath Pazhani along with an international team of researchers have created a new material for storing the liquid hydrogen used to propel rockets into space by the likes of NASA. The new material is lighter than the current material used. Read on to learn more about it.

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News
Aerospace

Shell’s Starship 3.0 NG Shines a Bright Light on Efficient Powertrain and Aero Tech

Innovation often comes a piece at a time, but what happens when you put all those pieces together at once? That is precisely the question Shell is...

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News
Connectivity

Liebherr Reveals Towering Battery-Electric Haul Truck

Liebherr and Fortescue unveiled their first autonomous battery-electric T 264 haul truck at MINExpo 2024, garnering a steady stream of attendees eyeing and climbing on the giant...

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Articles
Mechanical & Fluid Systems

Cummins New X15 Engine Meets Upcoming Regs While Boosting Efficiency

Cummins provided extensive details of the design and engineering involved in developing the new HELM version of its X15 diesel engine. The company says its new engine...

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News
Energy

Truck OEMs Invested in Infrastructure

Truck manufacturers have not sat idly by as charging infrastructure continues to lag behind the growing availability of battery-electric commercial vehicles. Take for example Daimler Truck North...

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Technology Report
Energy

Toyota, Mazda, Subaru Agree Carbon Is ‘Enemy' with Internal Combustion Engine Announcement

Toyota, Mazda and Subaru announced a new technological effort to create new internal combustion engines and ways to use them in the...

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Road Ready
Test & Measurement

Tackling the Elements with the Ineos Grenadier Quartermaster and Wagon

Spinning up a new car company in the 2020s typically means there's a new electric crossover being unveiled that may (or may not) come to market sometime in the next...

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News
Electronics & Computers

FirstElement Opens America’s First High-Volume, Fast-Fill Hydrogen Station for HD Trucks

It may be missing the food and hospitality trappings of what most would consider a proper “truck stop,” but the nation’s first high-volume,...

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Application Briefs
Aerospace

Flight Testing Microvanes and Riblets

The Air Force Operational Energy Office (SAF/IE), the Air Force Research Laboratory (AFRL), Air Force Special Operations Command (AFSOC), and the Defense Innovation Unit (DIU) have partnered together in seeking well-developed, commercially viable technologies to reduce drag, and therefore fuel consumption, on a number of USAF legacy aircraft, including the C-17 Globemaster III, C-130 Hercules, and KC-135 Stratotanker.

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Technical Innovation
Energy

Daimler and Linde Announce Liquid-Hydrogen Refueling Technology

Daimler Truck and Linde Engineering recently announced sLH2, a jointly developed refueling technology for subcooled liquid hydrogen. The companies claim that subcooled liquid...

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News
Green Design & Manufacturing

Cadillac Reveals 2025 CT5-V and CT5-V Blackwing with More Tech

While Cadillac is hurtling toward its electric-only future with five EVs either in-production or announced, the V-series of ICE performance vehicles — celebrating its 20th...

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News
Energy

Westport Awarded LNG Development Program

Westport Fuel Systems announced that it has been awarded a development program by a global heavy truck manufacturer to adapt its LNG HPDI fuel system to meet Euro 7 emissions requirements for...

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News
Energy

SAE Updates Gasoline Fuel-Injection Standards, Additions Expected

The Gasoline Fuel Injection Standards Committee (GFISC) plays a pivotal role in developing and maintaining SAE’s Standards, Recommended Practices (RP) and Information...

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News
Propulsion

Perkins Bets Big on Smaller Engine for Off-Highway Machines

Perkins Powertrain announced its all-new engine series for off-highway applications, launching the 2600 Series 13-liter engine at a press event in London where SAE Media was in...

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Road Ready
Energy

Ford’s Latest Mustang Improves the Breed

Ford’s seventh-generation Mustang continues the tradition of improving the breed with each iteration. While the changes under the skin may seem incremental, the latest Mustang has been bred to...

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News
Electronics & Computers

Fully Charged in Six Minutes?

Battery technology company Nyobolt and UK-based design and engineering consultancy Callum are collaborating on a demonstration of new lithium-ion battery tech that would permit the full charge of a vehicle in...

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News
Energy

Mazda’s Revived Rotary Engine Starts Production

Mazda, the automaker with the longest and richest history of using the Wankel rotary engine announced on June 22, 2023 that it resumed mass production of rotary engines for a new variant of...

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Technical Innovation
Energy

Vanguard Swappable and Fixed Batteries Aim to Electrify the Jobsite

Briggs & Stratton has joined the age of electrification with its line of Vanguard swappable and fixed lithium-ion batteries. Two series of packs are available. The SI...

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News
Power

The Gas Station Paradigm for EV Charging

One evening earlier this year, I found myself at a convenience-store gas station with eight pumps and one EV fast-charger. I’d been vectored there by the charge provider’s phone app. As I exited...

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Technical Innovation
Energy

AGCO Goes Clean and Green with CORE75 Engine

New diesel ICE powertrains for on- and off-highway applications have been rolling out at a rapid pace over the past year. Navistar recently launched its clean-sheet S13 integrated powertrain for...

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News
Propulsion

Toyota Launches Longer-Range 2023 Prius Prime

Toyota’s rollout of the 2023 Prius is a two-phase affair. Although the company didn’t say it outright, the launch seems targeted to address two distinct Prius customers. Those who just want...

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