Scientists have revealed that purple, a popular color often associated with royalty, is fake. A figment of our imaginations.

Lilac nails are trending, and it's easy to see why. The dreamy purple shade is simply stunning and can be paired with so many fun designs. See 15 lilac nail ideas inside.

Against the darker purple ... the gradient. The illusion is successfully puzzling due to the cells in our retina, which responsible for sensing light. While cone cells determine color, the ...