Output for the S415 runs from a low of 67 hp (operating on naturally aspirated low-pressure hydrogen), to a high of 162 hp ...

It’s possible that it could find a life as an engine running on an alternative fuel such as hydrogen or ammonia, but we’re not so sure. If new free piston engines do take off though ...

Stirling Ultracold, an innovative developer and manufacturer of ULT freezers, has announced the immediate commercial release ...