Have 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. 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.
Erik Johansson creates realistic photos of impossible scenes -- capturing ideas, not moments. In this witty how-to, the Photoshop wizard describes the principles he uses to make these fantastical scenarios come to life, while keeping them visually plausible.