Posts tagged smell receptors

November 25, 2010

A dog lying on the floor with it's nose in focus

What Happens When You Smell?

Why does our body sniff rather than smell things?

As you may have noticed, your dog probably treats each walk as an adventure-packed expedition through the Amazonian wilds. What’s up with the constant sniffing of every patch of sidewalk, tuft of grass, and length of stop sign? Learn more on this Moment of Science.