In 1673, Christian Huygens invented the first engine. It was designed to pump water from the Seine River to King Louis XIV's Palace of Versailles. Built with an open combustion chamber, it consumed ...

Big rigs and commercial haulers often utilize heavy-duty truck engines to move massive loads across long distances.

We are at a critical time and supporting science journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen scientific ...

The automakers are making it official—they’re phasing out internal combustion and heading, with varying degrees of happiness, into an all-electric future. So at what point does the more than 120-year ...