How do you know what you see is “real”?

A fascinating article from Vox.com about perception. The science of optical illusions shows that “reality” is constructed by your brain.

Source: How do you know what you see is “real”?

The World Has Millions of Colors. Why Do We Only Name a Few?

This article explains an interesting new theory on why we have names for some colors, and why colors are named in the same order for almost all languages.

The scientific reason your world brightens up when you do

The connection between our emotions and how we see the world is more than just metaphor, one study found.

Source: The scientific reason your world brightens up when you do