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Fascinating: Barns are red because of the physics of dying stars!

A red barn in Sweden, from Pixabay.comHave you ever noticed that almost every barn you have ever seen is red? There’s a reason for that, and it has to do with the chemistry of dying stars. Seriously.

Yonatan Sunger is a Google employee who decided to explain this phenomenon on Google+ recently. The simple answer to why barns are painted red is because red paint is cheap. The cheapest paint there is, in fact. But the reason it’s so cheap? Well, that’s the interesting part.

Red ochre—Fe2O3—is a simple compound of iron and oxygen that absorbs yellow, green and blue light and appears red. It’s what makes red paint red. It’s really cheap because it’s really plentiful. And it’s really plentiful because of nuclear fusion in dying stars.

Read more at the Smithsonian Magazine.

This is just one of the many ways that period pigments are a scientific and artistic endeavor! Try some today with our Pocket Pigment Kit, just $30 for twelve pigments and all the accessories you need to get started!

 

 

9 comments on “Fascinating: Barns are red because of the physics of dying stars!

  1. Wouldn’t this be a great place for Griffin Dyeworks to set up shop?

  2. Wouldn’t this be a great place for Griffin Dyeworks to set up shop?

  3. Wouldn’t this be a great place for Griffin Dyeworks to set up shop?

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