Online color blindness tests may give people an idea of whether they may be color blind and if so, which type of color blindness they might have. This information comes from the National Eye Institute ...

A new study found that special patented glasses engineered with technically advanced spectral notch filters enhance color vision for those with the most common types of red-green color vision ...

The filters worked for people with anomalous trichromacy, the most common type of red-green color vision deficiency (CVD) — even after the glasses were removed Georgia Slater is a staff editor on the ...

People born blind have never seen that bananas are yellow but Johns Hopkins University researchers find that like any sighted person, they understand two bananas are likely to be the same color and ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. OMAHA, Neb. (AP) — The federal government ...

People born blind have never seen that bananas are yellow but researchers find that like any sighted person, they understand two bananas are likely to be the same color and why. Questioning the belief ...

OMAHA, Neb.OMAHA, Neb. — The federal government has joined more than a dozen former workers in suing Union Pacific over the way it used a vision test to disqualify workers the railroad believed were ...

OMAHA, Neb. (AP) — The federal government has joined more than a dozen former workers in suing Union Pacific over the way it used a vision test to disqualify workers the railroad believed were color ...

FILE - A Union Pacific train travels through Union, Neb., July 31, 2018. The federal government has joined a number of former workers in suing Union Pacific over the way it used its own vision test to ...