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 ...

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 ...

Some agree that batteries are the clear winner in the race against hydrogen technologies, while others think the opposite. There's no such debate among internal combustion engine proponents. Almost ...

[Stay on top of transportation news: Get TTNews in your inbox.] Advanced researchers and engine makers say the internal combustion engine’s ability to be more efficient and run on greener fuels means ...

With the rise of stricter emission laws, engine manufacturers have no choice but to look into alternate energy sources to run their vehicles. Cummins is reinventing the combustion engine but this time ...

Astron aerospace has shown a partial prototype of a new rotary combustion engine it claims runs at an extraordinary 60% thermal efficiency, burning totally clean with zero NOx emissions and nothing ...

Regardless of whether it burns gasoline or diesel, your internal combustion engine works by igniting a mixture of fuel and air to create power. To do so effectively, it must reduce the detrimental ...

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 ...

Homogeneous Charge Compression Ignition. What is the future of gasoline engines, or internal combustion engines? HCCI is an alternative to traditional gasoline or diesel engines, which doesn't use a ...

Car and truck makers see hydrogen internal combustion engines as a tool to attack carbon emissions and leverage much of the industry's existing technology, expertise and supply chain. But California's ...

For a time, the Wankel rotary engine seemed like the future. In 1963, German automaker NSU—later absorbed into Audi—debuted the Wankel Spider, the first internal-combustion production car not powered ...