In Japan, there's an interesting reason some green traffic lights look blue and why locals may even refer to the "go" light ...

In celebration, Crayola is releasing a "World's Favorite Colors" special collection of crayons, markers and colored pencil packs, activity kits, and themed coloring books.

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Daniel Brown, Lecturer in Astronomy, Nottingham Trent ...

Chameleons can change to yellow, orange, and black quickly - but struggle with green or blue, experts say. Research found the flap-necked chameleon can match certain colors with greater accuracy and ...