Species like dogs and rodents use their sense of smell to navigate toward desirable items and places and away from those they should avoid. But do humans have the same capabilities? It's a question University of Pennsylvania neurobiologist Jay Gottfried has been trying to answer, and by mixing pine and banana scents to create a unique "smellscape," he was able to decipher how the human brain uses such odor information to move through particular two-dimensional environments.
* This article was originally published here
