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A startup wants to beam sunlight from space at night – what we know and what’s still uncertain

A California startup wants to bounce sunlight from orbit onto Earth after dark, and the idea is stirring up serious debate.
Earth.com

Startup company wants to light up the night skies with reflected sunlight

A company called Reflect Orbital wants to illuminate the Earth after sunset with orbital sky mirrors, raising alarm bells.
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How do solar lights work? Electrical experts reveal how they turn sunlight into cozy garden lighting

Solar lights can seem like magic. They turn the light from the sun into usable electricity, making for beautiful garden lighting that's totally free to run. But how do they actually work? I spoke to ...

Engines of light: New study suggests we could increase useful energy obtained from sunlight

Physicists from Trinity College Dublin believe new insights into the behavior of light may offer a new means of solving one ...