Ask any artist what their least favorite color to work with might be, and many will unequivocally say, “Green!” It’s not that ...

Hippos are thought to see mostly in shades of blue and green. Their eyes are adapted to their semi-aquatic lifestyle, allowing them to see well in murky water.

Yet green remains the color associated with St. Patrick’s Day and Ireland throughout the world, largely due to the Catholic diaspora and its association with nationalism. However, blue still ...