Imagine the last time you had some horrendous food. Like the kind which not only tastes bad, but also gives you a recoiling diarrohea. The one you take almost a week to properly recover from. Now imagine walking into your home after being drenched in the rain, and being greeted with smell of crisp frying pakoras and piping hot ginger tea. Turns out these two experiences are not very different from each other. This week, we uncover the connection between smell, taste and memory, and discover how our evolutionary brain often stops us from trying new cuisines. Tune in, and discover why and how we must fight this evolutionary impulse, to make the most of our travels