Back when we posted about GM's efforts to send a vehicle back to the moon utilizing some of the same electric powertrain technology as the Hummer EV, a user on our Facebook page stated that this made ...

Westport Fuel Systems recently unveiled its H 2 HPDI fuel system in a demonstrator truck. Westport’s HPDI fuel system technology enables heavy-duty trucks to operate on bio-methane (renewable natural ...

[Stay on top of transportation news: Get TTNews in your inbox.] At the Low net-GHG Fuel and Engine Technologies Symposium at the University of Wisconsin in June, researchers noted that the life of ...

Hydrogen combustion engine trucks will be especially suitable over longer distances and in regions where there is limited ...

NOTE: With this issue of HOT ROD, your Shop Series begins a slightly different and more comprehensive approach to the discussion of engine and vehicle basics. In the coming months, you'll find a frank ...

Volvo Trucks has begun road tests for heavy-duty trucks with hydrogen combustion engines. According to the company, series ...

A better mousetrap? Even now, as electrification seems poised to end the internal combustion engine’s long run as the transportation motivator of choice, enterprising tinkerers continue to propose ...

Rotary engines differ from conventional ones in many respects — and one of them is the fact that they use two different spark ...

Internal combustion engines have largely been eclipsed by advanced propulsion systems such as jet turbines, electric drives ...