Rooftop solar PV has been central to the global energy transition since its origins, starting with Charles Fritts’ rooftop Selenium cell in New York in 1883. The modern era began in the 1940s, when ...

The Hailstow system was tested over the course of three days in Arkansas. Image: GameChange Solar. VDE Americas, the US subsidiary of German technology company VDE, has verified the successful ...

Plug-in solar devices make it possible to install PV systems with minimal effort and without professional help. These systems have typically been installed on balconies, leading to the term ...