Today on Green Car Reports: Why Tesla Motors must sell 6 million electric cars to make history, the 2015 MINI Cooper 5 door sees the light of day, and can battery supplies keep up with electric-car demand? All this and more on Green Car Reports?

Where do hybrids and diesels sell the best? New data provides the answer.

Canadian plug-in electric car sales for May 2014 show a pattern of progress.

The 2015 MINI Cooper 5 door adds two doors to the platform of the recently-redesigned hatchback.

Will there be enough batteries in the world for electric cars? Production must expand to keep apace with growing plug-in sales.

The 84-mpg Elio three-wheeler is driven... in a parking lot.

Tesla Motors has surpassed many startup carmakers, but there's still more to be done. See why Elon Musk must sell 6 million electric cars to make history.

TomTom names the most-congested cities in the U.S. Is your hometown on the list?

Finally, the 2015 Volkswagen Golf scores a Top Safety Pick rating from the Insurance Institute for Highway Safety (IIHS).

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