The history of the first Hemi engine from Dodge is pretty straightforward, but it turns out that the tale behind the first engines with hemispherical combustion chambers requires going down a much ...

Silky smooth and impressively powerful, inline-six engines, with all cylinders in a single row, are praised by drivers for their sophisticated performance and distinctive engine note. As a result, ...

Modern spaceflight rests on a deceptively simple idea: a machine that carries its own fuel and oxidizer, then hurls exhaust backward fast enough to push itself forward. The person who first turned ...

When an inventor has a unit of measurement named after him, it's clear his work had more than a small impact on scientific and industrial progress. So it was for James Watt, whose Watt engine is often ...