SMELLING EVOLUTION

Evolution Explains Why Chimps Beat us by a Nose

New research shows that humans' sense of smell is much less acute than that of other primates....

In the past, humans likely carried noses as keen as modern species with more acute senses of smell, he said. People then probably lost that ability over time.

"Immediately after the separation of the human and chimpanzee species, they both had an identical sense of smell," Gilad explained....