Pioneering Solar Impulse 2 To Crown Its US Journey
Rolling hills, greening woodlands, and orderly farms grace Pennsylvania’s Lehigh River valley, where Solar Impulse 2 landed on the world’s first solar-powered circumnavigation last week. Small cities—Allentown, Bethlehem, Easton—dot the piedmont countryside. You would never expect the peaceful Lehigh Valley to be hosting a high-tech superstar of the 21st century. … [continued]