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30/04/2012 | Feitosa-Santana

The Eskimo Snow Vocabulary Hoax

It is well known that humans have an eagerness to embrace exotic facts, and here we have an old hoax that is still believed to be true by many of us: the Eskimos and their dozens or even hundreds of different grades of snow. Some people still believe that Eskimos are able to perceive more […]

06/04/2012 Feitosa-Santana

Color is in the Brain

Color is often thought to be a quality of light but this is not so. For example, the expression the ocean is blue uses a perceptual experience of blueness to describe the physical light. Color itself is not in the light. Color is a perceptual phenomenon determined by neural processes in the brain. The region […]