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Sunday, March 30, 2014

one trillion odors

Humans can distinguish at least one trillion different odors

March 25, 2014

Howard Hughes Medical Institute(HHMI) scientists  have tested the olfactory capacity of human volunteers and found that humans are capable of discriminating at least one trillion different odors — not just 10,000 different odors, a  number first proposed decades ago and not backed by data.
HHMI investigator Leslie Vosshall, who studies olfaction at the Rockefeller University, and Andreas Keller, a senior… read more

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