Research on the perception of color differences is helping resolve a century-old understanding of color developed by Erwin Schrödinger. Los Alamos scientist Roxana Bujack led a team that used geometry ...

Is purple a real color? Scientists think everything we've ever believed about the color purple may not be true due to the ...

You might say it’s just a pigment of your imagination ...

Add Yahoo as a preferred source to see more of our stories on Google. A sleeping girl floats on a bed in the sky. It was once believed that most people dreamed mostly in black and white, and color ...