• @edinbruh@feddit.it
    link
    fedilink
    129 months ago

    Solar are LEDs. But instead of putting electricity into that light comes out, you push the light in to get electricity out.

    • ddh
      link
      English
      79 months ago

      Photovoltaic isn’t the only solar. Probably much easier back then to direct mirrors at a kettle to drive a steam turbine.