Recently at an outdoor rally, a familiar aroma hit my senses. It has been a long time since I smelled patchouli oil, but there it was conjuring all kinds of memories from my youth. Patchouli is an ...

As humans, we have an excellent olfactory memory, which means our brains are able to store aromatic memories and other sensory remembrances. A single scent can remind us of people, places or events ...