"Sniffing out smell: How the brain organizes information" Topic

…about odors

"Audiences and critics quickly concluded that the experience stunk. Fraught with technical issues, Smell-O-Vision was panned and became a running gag that holds a unique place in entertainment history. The flop of Smell-O-Vision, however, failed to deter entrepreneurs from continuing to chase the dream of delivering smells to consumers, particularly in recent years, through digital scent technologies.

Such efforts have generated news headlines but scant success, due in part to a limited understanding of how the brain translates odor chemistry into perceptions of smell -- a phenomenon that in many ways remains opaque to scientists.

A study by neurobiologists at Harvard Medical School now provides new insights into the mystery of scent. Reporting in Nature on July 1, the researchers describe for the first time how relationships between different odors are encoded in the olfactory cortex, the region of brain responsible for processing smell…"
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