Unlike most vehicles, commercial boats can be considered a "power source sold separately" mode of transportation. Smaller boats such as canoes mostly use paddles, but anything larger requires an ...

The "hot" in hot rod has meaning. High-performance engines make power through heat. Heat is as much a part of the performance equation as fuel, air and spark. Heat expands air and provides an optimum ...

As an engineering professor for more than 40 years, my father often told me that the only difference between a difficult problem and an easy one is knowing the correct answer. While that axiom can be ...