...or oil before you apply your scent. The volatility of a scent is dependent upon the molecular weight of the chemicals it's composed of. Lightweight molecules (like those in citrus fruits or delicate f...

... Science Center’s Esther Klein Gallery in Philadelphia. This show was sponsored in part by the Monell Chemical Senses Center – an institution I’ve long admired and it was an honor to...

...0 - 400 are active in humans. these genes turn on specific cells in the nose that allow us to smell certain chemical substances. but Dr Wysocki found that it's not always the SAME group of 350-400 tha...

...ary. i've found that most decongestants really through off my sense of smell. since olfaction is entirely a chemical sense, introducing strange chemicals into the body will always affect what one smel...

...one can begin to understand what those materials may have been. though i'm very fond of many synthetic aromachemicals and use them regularly, i've yet to find one that was as resoundingly beautiful as...