Psychology & Psychiatry

How does color blindness affect color preferences?

(Medical Xpress)—Dichromacy is a color vision defect in which one of the three types of cone photoreceptors is missing. The condition is hereditary and sex-linked, mostly affecting males. Although researchers have explored ...

Neuroscience

Learning to see better in life and baseball

With a little practice on a computer or iPad—25 minutes a day, 4 days a week, for 2 months—our brains can learn to see better, according to a study of University of California, Riverside baseball players reported in the ...

Ophthalmology

Blind man sees with help from tooth-implanted lens

(Medical Xpress)—In 1998, Ian Tibbets lost vision in his right eye, some time after he severely injured the cornea with a piece of scrap metal. Later on he also lost vision in his left eye. Tibbets was eventually referred ...

Ophthalmology

Predicting long-lasting pain from LASIK with tear proteins

Surgeons can correct some vision problems by altering the eye so it better focuses light. While these procedures—which include laser procedures—are generally quite safe, some people experience pain long afterward. In ...

Neuroscience

Research on the visual rabbit illusion takes a leap forward

Researchers from Kyushu University have uncovered new variations to a traditional illusion, based on how we perceive the motion of flashing lights. Published on May 21 in i-Perception, the findings show that when three light ...

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