In 1408, Chinese astronomers and court officials observed an especially bright object in the sky that appeared for about ten days, but its identity remained unknown.The object was described as yellow ...

A new optical illusion is going viral. It plays tricks on how we see colours. The illusion uses green, yellow, and black.

Ancient Chinese astronomers were careful in how they described celestial phenomena when reporting to the emperor. To ensure ...

The yellow colour was chosen based on science, visibility, and safety. It’s a decision that’s been helping keep students safe for decades, without most of us even noticing. 2 / 6.

Gen Z yellow bears a striking resemblance to one of Pantone’s Colors of the Year for 2021, called “illuminating.” The similarity is no surprise considering Pantone’s influence on colour in ...