How Nanoscale Optics Create Nature's Most Dazzling Colors

What do a butterfly's shimmering wings, a fish's opalescent scales, and a peacock's brilliant feathers have in common? Yes, their colors are beautifully iridescent. But they are also produced by the physical interaction of light with sophisticated nanoscale architecture that we are only just beginning to understand. » 2/19/15 2:00pm 2/19/15 2:00pm

The Taste Of Coffee Can Be Influenced By The Color Of Your Cup

If your morning brew tastes more bitter than usual, you may want to consider changing the color of your mug instead of adding more sugar. » 12/08/14 2:20pm 12/08/14 2:20pm

Here's How People Try to Explain Colors to a Blind Person

Tommy Edison, who has done many videos about what it's like to have been blind since birth, recently asked people to describe colors to him. And the result says a lot about our emotional connection to color, which can differ from the reality a fair bit. » 7/01/14 1:30am 7/01/14 1:30am

This Is The Most Complete Look At The Colors Of The Universe Ever Taken

The Hubble has given us some pretty stunningly colorful images in the past, but this picture — which takes the full range of colors that the Hubble is capable of shooting, from ultraviolet all the way up to almost infrared, and combines them all into one image — is the best yet. » 6/04/14 9:25am 6/04/14 9:25am

What number do you see? What number?

This is a plate from the Ishihara Color Perception Test. Right now, the number you read should let you know whether or not you have normal vision or are red-green color blind. » 9/04/13 6:20am 9/04/13 6:20am

Pigeon-painting machine turns the rats of the sky into colorful works…

Pigeons just don't get the same love that canaries, blue jays, and chickadees get. To rehabilitate the images of these vermin birds, artists Julian Charriere and Julius Von Bismarck decided to give them a makeover, creating a machine that draps pigeons and dyes them a wide variety of colors. » 9/08/12 7:00am 9/08/12 7:00am

Watch the First Doctor bid farewell to Susan — in color

The first color episode of Doctor Who aired in 1970, meaning that the first two Doctors spent their entire runs in black and white. One fan decided to give William Hartnell's First Doctor a moment in color, colorizing 2,700 frames of the Doctor's farewell to his granddaughter, Susan. » 8/04/12 8:00am 8/04/12 8:00am

Why did humans and monkeys evolve to hate the color red?

Red is the color of anger and hatred, of imminent danger and deadly heat. Even the English language tells us that "seeing red" is a bad thing. And this aversion for red might go back to our earliest primate relatives. » 6/12/11 2:45pm 6/12/11 2:45pm

How the father of electromagnetism took the first color photograph 150…

This image of a tartan ribbon is the first-ever permanent color photograph, and it was taken 150 years ago yesterday by the legendary scientist James Clerk Maxwell. So just how did he create colors that would last for over a century and a half? » 5/18/11 9:00am 5/18/11 9:00am

Physics proves that no one really has blue eyes

Although some people have blue eyes, and many babies are born with particularly deep blue irises, no one actually has blue pigment in their irises. They're just a trick of the light. » 4/06/11 7:00am 4/06/11 7:00am

Red is irresistible to heterosexual females of all species

If you're a vertebrate female, chances are that you're attracted to the color red, and that includes humans. It's one of the oddest facts in all biology - no matter what the species, women seem to love red. » 3/16/11 10:35am 3/16/11 10:35am