Solar cells
1 articles-
Our Cities Could Get a Whole Lot Smarter
Pieces of SolaRoad, concrete blocks topped with solar cells, were recently installed in a bike path in Holland.SolaRoad Remember having to stay at home and wait for phone calls? (If you’re below a certain age, you can consult old movies, books, or TV shows—or just trust me on this.) It wasn’t so long ago that […]