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.
The Northern Hemisphere is finally beginning to wake up from a long, cold winter, and green vehicles are taking to the skies. This week Korean automaker Hyundai unveiled a multi-rotor flying electric car for congested cities and SolarWorld and PC-Aero announced plans to launch two new solar-powered electric airplanes at an air show in Germany. Speaking of sun-powered planes, the Solar Impulse just made its final test flight around the San Francisco Bay Area before embarking on a cross-country voyage next week. Even cycling is reaching new heights -- bike hacker Richie Trimble recently built a two-story-tall bike that soars above car traffic.
Filed under: Science