One of the hindrances to large-scale solar adoption, especially in cities, is where to install the chunky panels. Rooftops?

Plug-in solar panels could soon give households a simpler way to generate their own electricity, without paying for a full rooftop solar installation. Instead of a large array of panels fixed to the ...

To make these solar panels, Indian companies need PV cells—which are the small parts that convert sunlight into electricity. Since India doesn’t yet make enough of these cells on its own, it is ...