News tagged with color vision

Midnight Blue—A new system for color vision

The swirling skies of Vincent Van Gogh's Starry Night illustrate a mystery that has eluded biologists for more than a century—why do we perceive the color blue in the dimly lit night sky? A newly discovered mechanism of ...

Apr 14, 2016
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Color vision tends to fade with age, study finds

(HealthDay)—Here's one more ability that seems to decline with age: color sense. A new study finds that many people lose their ability to clearly distinguish certain colors as they age, with losses typically starting around ...

Mar 18, 2014
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Glaucoma drug can cause droopy eyelids

Prostaglandin analogues (PGAs), drugs which lower intraocular pressure, are often the first line of treatment for people with glaucoma, but their use is not without risks. PGAs have long been associated with blurred vision, ...

May 21, 2013
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