Google Nose Not Real, But Electronic Noses Are

Can you use your PC or tablet to sniff the world? That's the promise of the (fake) Google Nose, one of the April Fool's jokes to come out of the Internet giant today. But, the whole idea of an artificial nose is not, as the Washington Post points out. Technology from the California Insitute of Technology--and commercialized by startup Cyrano Sciences before its acquisition in 2004--focused on connecting the world of computers and electronics into the world of smell.