Inhabitat's Week in Green: Dyson Spheres, bladeless wind turbines and airless bike tires

Each week our friends at Inhabitat recap the week's most interesting green developments and clean tech news for us -- it's the Week in Green. Over at Inhabitat, the election hangover is finally starting to wear off, and we've been looking forward to see what President Obama's re-election could mean for clean tech and renewable energy. The first bit of good news came on election night, when Obama called for action on climate change. That's all well and good, but what does it actually mean? For st...