HTTP:: Mona Lisa 039 s Enigmatic Smile Deciphered
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The famous painting the Mona Lisa has captured for a long time the attention of both art critics and average folks who've seen it. There are numerous features that capture the attention, but, undoubtedly, the most scrutinized has been the woman's facial expression, which appears to be happy to some, while others consider it to be sad. This discrepancy in perception has captured the attention of scientists, who have decided to investigate the mystery. They now believe they may have come up with a conclusion. According to a team of investigators, the reason why the painting appears to be radiantly happy one moment and then sad the next one is because of the way our brain handles the signals forwarded by the eyes. There are several different types of vision cells in the retina, and each of them sends information to the brain on a specific channel. Traits such as size, clarity, brightness and location are all archived in these channels, and then sent to the visual cortex of t!
he brain for deciphering. “Sometimes one channel wins over the other, and you see the smile, sometimes others take over and you don't see the smile,†neuroscientist Luis Martinez Otero, from the Institute of Neuroscience, in Alicante, Spain, explains. He has been the main investigator on the new study, alongside colleague Diego Al...
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http://news.softpedia.com/news/Mona-Lisa-s-Enigmatic-Smile-Deciphered-125030.shtml
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