A Nose Knows Best!
Bioengineering Banter #4: A Nose Knows Best!
A biomimetic replica of a dog's nose has been manufactured to enhance the "aerodynamic reach". This study was done with the hope that it may benefit "next-generation vapor samplers" for sniffing out explosives, narcotics, pathogens, or even cancer.
Source: http://www.nature.com/articles/srep36876