semis

 
Toyota 'Project Portal' hydrogen fuel-cell heavy-duty semi tractor as proof of concept

Toyota 'Project Portal' hydrogen fuel-cell heavy-duty semi tractor as proof of concept

The challenges of building fueling infrastructure for passenger cars powered by hydrogen fuel cells are well known by now. Toyota, Honda, and Hyundai now lease low volumes of fuel-cell vehicles in selected areas of California where a few dozen hydrogen fueling stations are now up and running. The... read more

April 19, 2017 by -
 
Semi trailer

When will the last diesel truck be sold in the U.S.? Our poll results

Diesel now has a dim future at best among U.S. passenger-car buyers, though its prospects continue to look strong for a minority of pickup truck buyers. Heavy-duty commercial... read more August 26, 2016 by


 
Nikola One electric semi truck

Nikola One electric-truck running prototype to be unveiled Dec 2

It's long been assumed that while passenger vehicles may well start to transition to electric drive over the next decade or two, heavy commercial trucks won't. The energy... read more August 2, 2016 by


 
Sweden's new e-way electrified highway

Road for electric trucks with trolley-like catenary opens in Sweden

The relatively short ranges and long charging times of current lithium-ion battery packs have hindered the development of electric long-haul trucks. But who said a truck had... read more July 10, 2016 by


 
Mercedes-Benz Future Truck 2025 concept, 2014 Hannover Commercial Vehicle Show

How to turn long-haul trucking all-electric? Tractor swapping!

Current battery technology places the same range restrictions on electric commercial trucks as on electric cars. So while electric trucks may be suitable for local delivery... read more June 12, 2016 by


 
Volvo Concept Truck

Lighter Volvo aero truck concept is 30 percent more fuel-efficient

A lot of attention is paid to the fuel efficiency of passenger cars, but large commercial trucks need some improvements as well. Semi trucks cover significantly more mileage... read more June 9, 2016 by


 
Nikola One natural gas-electric semi truck

Nikola One 2000-hp natural gas-electric semi truck announced

What will Elon Musk think of this? There is now a second company named after inventor Nikola Tesla—and it too plans to build electric vehicles. Unlike Tesla Motors... read more May 17, 2016 by


 
Freightliner Inspiration Truck self-driving truck concept

Recovered Energy And Ultracapacitors Could Cut Big-Rig Fuel Use

The regenerative systems that help today's hybrid Formula One cars get a charge are known as Kinetic Energy Recovery Systems, or KERS. As the name implies, they recover... read more October 28, 2015 by


 
Mack Pinnacle series

Truckers Slowly Warm To Cold Liquified Natural Gas

When it comes to lower-emission alternatives to diesel in long-haul trucks, natural gas has some positives. In addition to being cleaner burning, the fuel is in abundant... read more September 21, 2015 by


 
2014 Peterbilt 579

Fleet Operators Favor New Rules For Fuel-Efficient Big Trucks

As carmakers labor to meet tougher Corporate Average Fuel Economy (CAFE) standards for 2025, Federal regulators have turned their attention to commercial vehicles. The U.S... read more August 17, 2015 by


 
2014 Peterbilt 579

Should Heavy-Duty Truck Owners Consider Mild-Hybrid Systems?

As carmakers work to meet stricter global emissions standards, many regular internal-combustion cars will adopt some degree of electrification--including systems with... read more April 3, 2015 by


 
Daimler Trucks North America SuperTruck

Daimler Unveils SuperTruck; 12-MPG Semi Is More Than Twice As Fuel-Efficient

Heavy-duty trucks make up a fairly small percentage of the traffic on U.S. roads, but they cover many more miles each year than the average passenger car--with much worse... read more March 27, 2015 by


 
Mack Pinnacle natural-gas powered truck

Mack Trucks Updates Its Natural-Gas Powered Semi Tractors

Natural gas still hasn't really caught on as a fuel for private passenger vehicles, but it's slowly finding more success in commercial applications. The selection of... read more March 9, 2015 by


 
AirFlow BulletTruck (Images: AirFlow Truck Company)

Green Car Reports Year In Reverse: Our 5 Biggest Stories In 2014

It's December 31, when we like to look back to see which stories were our most popular over the entire year. Boy, did we get some surprises this year! Not a single... read more December 31, 2014 by


 
Semi trailer

Why Little APUs Can Save Giant Amounts Of Diesel Fuel

If you've never heard of an APU, you may not be a long-haul trucker. The acronym stands for auxiliary power unit, in this case a generator or other form of generating... read more April 27, 2014 by


 
2014 Peterbilt 579

Obama Tells EPA To Set Next Heavy-Duty Truck Fuel-Efficiency Rule

Not all U.S. vehicles that burn gasoline or diesel fuel are passenger car and light trucks. Medium- and heavy-duty commercial trucks make up a small percentage of the traffic... read more February 20, 2014 by


 

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