It took many decades for collectible Japanese motorcycles to get any respect on the auction block. It was 2009 before a ...

You'd think measuring an engine's displacement would be simple, but there's a long history of trying to figure out how to ...

Hirth and ePropelled develop hybrid propulsion systems for UAVs and drone technology with extended flight duration.

Hirth Engines, a globally recognised leader in two‑stroke engine technology, and ePropelled, an innovator in high‑efficiency intelligent electric propulsion and power‑generation systems, today ...

As a Powertrain Design Engineer, the first time you design a cylinder head is a huge challenge. You have to contain gasses at ...