Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

People from cultures across the world have been looking at Mars since ancient times. Because it appears reddish, it has often ...

Moreover, the technique can obtain images outside the visible spectrum and even through tissues. The Kobe University development thus opens the door ... For centuries, lenses have worked the same ...

Image sensors are built into every smartphone and every digital camera. They distinguish colors in a similar way to the human ...

Swiss scientists have developed an ultra-thin lens that turns infrared light into visible light using lithium niobate and nanoscale patterns.

A pair of European satellites have created the first artificial solar eclipses through precise and fancy formation flying.

The researchers evaluated their miniaturized optical spectrometer in a series of tests and found that it achieved remarkable results, operating across the entire visible spectrum regime (~400 ...

Appearing as a whiteish yellow while overhead and redder when at the horizon, it's clear that the question "what color is the sun?" is actually more complex and difficult than it may initially sound.

A color gamut refers to the range of colors within the visible light spectrum that the display is capable of reproducing. It might not seem like there are colors missing from your display ...