Research | Columbia News | Science, Technology, and Current Futurism | Scoop.it

A human nose has the remarkable ability to distinguish among more than 10,000 smells. How it does that was long an enigma until University Professor Richard Axel and his researchers discovered a pool of more than 1,000 different genes that encode olfactory receptors in the nose. This is believed to be the largest gene family in the human genome.