Space startup Astrobotic put its rotating detonation rocket engine (RDRE) to the test for the first time, demonstrating a ...

Reports of the death of the internal combustion engine have been exaggerated. Electric vehicles were once poised to diminish ...

Peugeot’s SUV-ified return to the repmobile space is appealing looking inside and out, if not the best-resolved mechanically ...

The RZ 550e takes a lesson out of the Hyundai Ioniq 5 N’s playbook, but misses the mark.

Making its debut on April 15, 2026, the Vinfast VF MPV 7 is the Vietnamese marque’s third product in India. Meanwhile, Kia ...

As the United States marks its 250th anniversary, WTOP presents “250 Years of America,” a multipart series examining the innovations, breakthroughs and pivotal moments that have shaped the nation ...

When comparing engine specs for nearly any combustion engine automobile, we see a number of variations available with differing outputs of horsepower and torque. We often have a choice of gasoline or ...

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different. Mazda introduced the innovative Wankel rotary engine in the 1967 ...

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 ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...