Today on Green Car Reports: The 2015 Honda Fit will debut at the 2014 Detroit Auto Show in a few weeks, the full story of the collapse of battery maker Envia, and a new ad turns electric cars into slot cars. All this and more on Green Car Reports.

See what it's like to upgrade a Tesla Model S with the 60-kilowatt-hour battery pack to 85 kWh.

The 2015 Honda Fit will debut at the 2014 Detroit Auto Show.

What really happened to battery startup Envia?

More information on the Toyota Prius C subcompact hybrid in our ultimate guide.

An ad turns electric cars into slot cars, with the help of CGI.

Tesla Motors [NSDQ:TSLA] is the highest-trending car brand on Google.

KBB projects 15.6 million new-car sales in 2013 & 16.3 million for 2014.

Finally, why not spend the first weekend of winter looking at spy shots of the 2015 MINI Cooper Convertible?

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