The Fact That This Dress Is Under $150 Blows Our Minds. By Leah Melby. Updated on March 3, 2014 at 8:00 AM. The piece: Maggy London The Illusion Dress. The price: $148 . Why we want it: ...

In February 2015, the viral illusion had viewers in a hot debate over whether the dress was black and blue or white and gold. Here's the science.