There are few things that everyone can agree upon, though one thing’s for certain — everybody loves the sight of a big, majestic rainbow arching through the sky. But now, thanks to one clever professor, those colorful bands of light are even more assessable. Michael McKean, of the Virginia CommonWealth University, has spent the last 8 years working on his invention — a bona fide rainbow-making machine. And, just like its naturally occurring counterpart, these ‘artificial’ rainbows are produced in an eco-friendly way, too…. Read the full story on TreeHugger
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Professor Invents a Solar-Powered Rainbow Machine