Related topics: light

Color blindness-correcting contact lenses

Imagine seeing the world in muted shades—gray sky, gray grass. Some people with color blindness see everything this way, though most can't see specific colors. Tinted glasses can help, but they can't be used to correct ...

How insects detect color

Biologists have identified fundamental mechanisms in visual information processing in fruit flies.

Image: Hubble takes portrait of the 'Lost Galaxy'

Located in the constellation of Virgo (The Virgin), around 50 million light-years from Earth, the galaxy NGC 4535 is truly a stunning sight to behold. Despite the incredible quality of this image, taken from the NASA/ESA ...

A new nanomaterial for the war against counterfeits

Despite the anticounterfeiting devices attached to luxury handbags, marketable securities, and identification cards, counterfeit goods are on the rise. There is a demand for the next-generation anticounterfeiting technologies—that ...

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