Instead of waiting for fickle winds to come to MARS (Magenn’s Air Rotor System) it goes to the wind. It is a 50 by 120-ft lighter-than-air device from Magenn Power LLC, Washington, D.C., that floats 600 to 1,000 feet up to catch wind currents present almost everywhere. MARS rotates to generate up to 100 kW/h,…