Editor's note: The modern alternator is a very sophisticated piece of equipment which has virtually replaced the generator because of its lighter weight, higher efficiency, longer life and lower ...

Windmills aren't to be tilted at; they can drive drills, polish glass, saw wood and pound metal -- not to mention generate electricity. So, should you find yourself broken down in the middle of ...

We all expect our car to start every time we turn the key. And it usually will, as long as there’s enough electricity stored in the battery to do the job. That’s especially important when the ...