You might remember the hullabaloo a couple of years ago surrounding the color of a certain dress – some claimed it was gold and others swore it was blue. The reason for the disagreement was due to ...

Colour perception, an essential aspect of human vision, enables us to interpret and interact with our environment reliably despite fluctuating illumination. At the core of this capability is colour ...

Optical illusions come in all shapes, sizes, and levels of stupidity. There was the blurry ham picture that made Reddit scratch its head. (Really.) And the one that turned out to just be a cigar ...

Add Popular Science (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Get the Popular ...