The new all-electric Tesla S sedan is not just the favorite of car magazines, now Consumer Reports calls it the best car they’ve ever driven, scoring 99 points of 100 and beating out the Lexus LS460 that held the previous record back in 2007. What does this massive battery-powered EV have that no others do? "It handles like a sports car, it rides like a luxury car, it has the energy efficiency that is twice as good as the best hybrids and is the quietest car we’ve ever tested," said CR tester Gabe Shenhar. "It does so many things so right on so many levels that to us it wasn't a surprise." Perhaps that's why Tesla Motors has sold more cars during the first quarter of 2013 than luxury German automakers, Mercedes-Benz, BMW and Audi, prompting the Palo Alto-based firm to declare its first-ever profit and raise expected sales for 2013 from 20,000 to 21,000.

When I first read about NASA’s $125,000 grant to Systems and Materials Research Corporation to create a 3-D food printer, I was excited, confused, and a little weirded out. A range of thoughts and questions ran through my mind. What would the food be made out of? Would it taste and feel like real food, [...]

Brandon Cheshire, Owner & Chief Technical Officer at Arizona-based SunHarvest Solar, recently spoke with Sierra Club Green Home about the benefits of going solar. During the interview, they discovered that his home is not only solar powered, it’s carbon neutral. This means it’s completely energy independent and emissions-free. Here’s how he did it...

Each day, our industry sits down and whittles the unsightly knots off the tree we call solar energy. We, as a group, spend more time than we should pointing to one of a growing number of reasons why solar energy isn’t taking hold in America: that perhaps our government incentives were cut too quickly, that our state’s SREC program is broken, that the net metering requirements aren’t strong enough...