A solenoid engine is a curiosity of the electrical world. By all measures, using electricity to rotate something can be done almost any other way with greater efficiency and less hassle.

Exposed air filters in the engine bay lead to hot air intake & lower oxygen, reducing engine performance. Factory air filters are better at catching dust, retention is best unless power increase ...

When your steam engine build requires multiple microscopes, including those of the scanning electron variety, you know you’re building something really, really tiny. All of the usual tiny ...

Apple says it plans to stick to what it knows best, and that doesn't include building its own search engine. In court papers filed this week in Washington, DC, Eddy Cue, Apple's senior vice ...