The sun.

Photo by NASA/Flickr.

Bringer of day. Giver of life. Causer of that squinty face you're making in your Christmas card photo.

Just TAKE THE PICTURE! Photo via iStock.

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Small towns often have a lot of pride in being independent. But it's hard to get more independent than T'au.

Image from SolarCity/YouTube.

Ta'u is a beautiful island full of tropical forests and amazing beaches. It's part of American Samoa, an unincorporated territory of the United States. But for technically being part of the United States, it's really, really far away.

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"How does solar energy work when there's no sun?" has been a question for pretty much about as long as solar energy has been a thing.

Of course people wouldn't want solar panels on their houses if installing them meant that, come sunset, the movie they were watching suddenly shut off, forcing them to read by candlelight like colonial settlers. Making solar power a viable option, even when the sun sets or disappears behind some clouds, was one of the first things scientists and engineers had to figure out.

Photo by Andreas Rentz/Getty Images.

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How do you power a solar panel without sunlight? These scientists have an awesome answer.

We might not need ideal weather conditions to generate solar power.

The more you think about it, the more it seems like solar panels were gifted to us by a strange foreign planet.


Photo by Robert Nickelsberg/Getty Images.

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