‘Digital nose’ on a chip can sniff out diseases

via CNN

It’s long been known that dogs and cats, with their highly developed sense of smell, can be trained to identify the volatile chemicals released by human illnesses.


In some cases, researchers have even trained household pets to detect cancer or predict epileptic seizures.

But what if we could fine tune that sense and put it into a microchip, allowing us to create a breathalyzer for diseases?