Science and interior design collide with this radiant light mill

The radiant light mill doesn’t need a plug or batteries to operate, because science.

This solar-powered decoration includes a bulb with a blade that spins inside of it through the process of thermal transpiration. 

It’s not often that you can both admire and geek out over a purchase, so your favorite renewable energy enthusiast is guaranteed to love it. Even if you don’t obsess over science, this pretty piece is just really cool to look at.

The light mill is available on ThinkGeek for just $24.99, so yes, gifts that impress can still be affordable. 

Buy it here.

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