Tesla Powerwall expands EV battery tech to homes, businesses. Elon Musk heard cackling as he mounts the head of the Energizer Bunny on his wall.
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Ranchers once drove the beef to the rail head in centrally located Kansas City; now it's automakers and their suppliers that reap the benefits of building plants there.
Not only are planes like the 787 more fuel efficient than the gas guzzlers of the past, but airlines are flying them full of people. The car fleet would have to average 45 mpg to equal the carbon footprint of an airplane mile, and its actual performance is far from that.
Traveling with your dog? There are plenty of options to keep your dog safe. How does it work? Car Talk's guest experts weigh in.