Dogs can smell diseases, can a robot nose do it, too?

Andreas Mershin, a research scientist and inventor at MIT, predicts that in five years, smartphones will be able to sense odors. Right now, our phones can’t smell cancer, but one day, they might save a life.

“The idea isn’t necessarily to have Siri tell you when you need a shower (though, that could be helpful for some people). There’s a bigger public-health mission: Replicate the incredible disease detection capabilities of dogs in a more portable, accessible form to help flag insidious illnesses early on.”

Read more about it at Vox.