The automakers are making it official—they’re phasing out internal combustion and heading, with varying degrees of happiness, into an all-electric future. So at what point does the more than 120-year ...

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 ...

Hydrogen combustion engines are inefficient, costly to maintain and worse for the environment than fuel cell or battery powertrains. But they're also noisy and fun, so automakers are starting to pitch ...

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 ...

Automakers once bet big on bizarre ideas—from swirling airflows to variable compression—and the results were as fascinating as they were short-lived. Automotive engineers have invested countless ...

The world is facing a shift toward more sustainable and eco-friendly methods of power. The construction industry has been dealing with alternative options to the diesel engines it knows and loves. But ...

With oil reserves projected to exhaust by 2040 and mounting climate concerns, the automotive industry faces an urgent need for alternative fuel sources. Companies like Toyota and Honda have championed ...

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 ...

Increasingly stricter emission rules are making it tough for automakers to continue offering cars powered by internal-combustion engines, with some countries such as the United Kingdom even making ...

We're not going to get into the whole "who made the first car" argument today. But there's not much doubt that the overall history of self-propelled vehicles goes back well beyond the Mercedes Patent ...

Audi has an impressive slate of internal combustion engines on offer at the moment, including the 591-hp twin-turbo 4.0-liter V-8 you see above, powering the jaw-dropping RS 6 Avant super-wagon. And ...

When we think of tracked vehicles, we normally think of tanks, or perhaps heavy construction machinery. Meanwhile the average member of the public is left out of the fun. [Bob] of [Making Stuff] won’t ...