[corpMaverick]

I love this story. But every time I read it I wonder why we don't have electronic noses. Obviously dogs learn a lot by smelling. Why can't scientists have some. Am I too naive?

[NegativeLatency]

There's a lot of people working on similar things, I don't know much but it's pretty hard because the scope is large: https://en.wikipedia.org/wiki/Electronic_nose