Have you ever heard of the Silent Knight? It was a unique engine that ditched noisy valves for a weirder, quieter, and more ...

Today, we explore the Birotary Engine, a unique creation that merges the features of piston and rotary engines. This video ...

The Citroën CX was a clever and luxurious car that could never compete in the U.S., stymied by federal regulations and bad ...

Last week, Chinese heavy equipment brand Sunward unveiled unveiled a new class of rotary drilling rigs that combine ICE and electric drive.

The BMW K 1600 GT blends silky six-cylinder power, rock-solid stability, and long-haul comfort into one of the most complete ...

E-machines are still super niche, but battery power is carving out an important work zone around urban, indoor, and ...

There is a lot more to the Honda Civic than impressive fuel economy and a smart interior, so why aren’t more people buying it ...

If a mid-size family sedan is what you want, the market is flooded with 'em. We compare the Dodge Stratus, Honda Accord, Hyundai Sonata, Kia Optima, Mazda 6, Nissan Altima, Saturn L200, Subaru Legacy, ...

Interestingly, Mazda and Volvo appear to have cut their interiors from the same cloth, figuratively and almost literally too.

Acura Legend, Cadillac Eldorado Touring Coupe, Lexus SC400, and Lincoln Mark VIII—we pick the Kitchenburger of luxocoupes.

Discover 10 standout Mazda CX-90 features including rear-bias AWD, Bose audio system, and premium interior that compete with ...