The 2000 Toyota Prius was the first nationally available hybrid vehicle in the United States. A few months earlier, Honda introduced the Insight, the so-called "Peanut Car." But it's never made much of an impact in its original edition or the current generation that debuted in recent years. Double click below to listen to the latest edition: But in the nearly 18 years since alternative fuel vehicles — gas/electric, electric only, natural gas, etc. — have been manufactured, has the technology made a difference? Environmental and green car advocates are likely to say "yes." And every major manufacturer has at least one alternative fuel vehicle in its lineup. The 2017 Toyota Prius Prime Hybrid: Dominated by a sharp-angled exterior design. It averaged 58.2 mpg during a 10-day, 1,600-mile test drive. Image © James Raia/2017 BMW to Mitsubishi  ...