Isaac Atienza is a Filipino motoring journalist who joined TopSpeed.com in 2021. He also owns a Filpino motoring website called Go Flat Out PH and is also a contributor to a local newspaper called The ...

A deep dive into Mazda’s race-chassis rotary concept: carbon bodywork, E100 ethanol, 450 hp claims, and the infamous 2008 ...

The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons ...

Mazda's Tokyo news includes another rotary engine hybrid concept—can we just get a new RX already? Mazda is using the 2025 Japan Mobility Show in Tokyo to show its sustainable and empathetic side—and ...

This week's Japan Mobility Show isn't just an auto show; it's a technological show of force. Japan's automakers, long accused of dragging their heels in the race to battery electrification, are here ...

The Mazda Iconic SP concept of the 2023 Japan Mobility Show was the sign of a new Mazda sports car that we’ve been awaiting for a decade—no, two. The Wankel rotary-powered, popup headlight-equipped ...

The fascinating history of Chevrolet's mid-engine prototype, the Aerovette, and its unique rotary engine powerplant.

Major Japanese automakers and brands will definitely try, but we're not sure anyone will be able to surpass the level of neck-snapping attention-grabbing sure to go on at Mazda's 2023 Japan Mobility ...

The rotary is kind of like the Rudy (from the movie “Rudy”) of engines. It’s a little smaller than the others, and might not be quite as good, but you can’t help rooting for it. Mazda says that you ...

At TopSpeed, William Clavey is Editor-at-Large, where he focuses on authority and exclusive content, reviews, news articles, features, and opinion pieces all while sharing his passion for everything ...

How does a mid-engine Corvette with a rotary powerplant sound to you? Two great tastes that could have gone great together – and that GM recently commended in a series it's been running called "Retro ...