"Doctor Who: The Daleks in Colour" courtesy of the BBC Don't get this wrong; we're not against colourising the old black-and-white episodes. Digital technology has come a long way from the ...

Unique structures on the skin of the blue shark suggest it may be able to change colour like a chameleon, according to a new study. The study, presented this week at the Society for Experimental ...

Mind New colour seen for the first time by tricking the eyes A device has enabled people to see a new a shade of blue-green, which they say is more intense than any experienced before By Carissa Wong ...

He added: ‘This is interesting, because the nominal boundary between blue and green is at 180, the named HTML color cyan. That means most people’s boundaries are shifted toward saying that ...

The research shows the secret to the blue shark's colour lies in the tooth-like scales on its skin. The guanine crystals act as blue reflectors while another structure, called melanosomes, absorb ...

Both squares are grey, but you see one as yellow and one as blue. It happens because in both cases you unconsciously correct for what colour you think the source of light is.

Blue crops up in all sorts of idioms and registers. But, as a new National Gallery of Victoria exhibition demonstrates, there’s more to the colour, and its long history, than meets the eye.

The blue colour of water is mainly due to its molecular structure and how light passes through it. Water molecules absorb light at the red end of the spectrum of light, which means that red ...

From Nature magazine A navy-blue world orbiting a faraway star is the first exoplanet to have its colour directly measured. Discovered in 2005, HD 189733 b is one of the best-studied planets ...

Colour preferences in humans are often influenced by important environmental factors in our lives. An ecological explanation for humans’ common preference for blue is that it is the colour of clear ...

Male superb fairy-wrens change colour every year, from dull brown to bright blue. But being blue may be risky if you are a tiny bird that is easily spotted by predators. Published today, our new ...