Unlike traditional panels, these sheets are scavengers for sunlight

Traditional solar panels are a bit picky. They have to be hit directly by the sun’s rays for them to work. This greatly limits installable areas to the roof of buildings. Cambridge-based startup Polysolar is going beyond this by creating panels that can scavenge electricity from flat surfaces on the side of buildings and in poor angles. They’re even developing transparent photovoltaic cells that can replace windows, Wired reports.

Joanna Slota-Newson, the chief technology officer of Polystar, tells Wired: “We’re just planning to cover as much of the building as possible with photovoltaics.”

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