Federal safety records now tie a specific group of Ford F‑150 EcoBoost engines to broken intake valves, sudden loss of power, and a major recall affecting hundreds of thousands of trucks. A defect in ...

The Nano Bee, created by engineer Ronald Valentine, is a diesel engine smaller than a quarter but powerful enough to to spin a model-plane propeller.

Researchers from The University of Cambridge developed the world’s smallest functional engine, which at just a few billionths of a meter in size, uses light to power itself. The technique holds vast ...