Can smells fill you up?

There’s something fishy going on in the Czech Republic, where CrowdScience listener Ian lives. He keeps tropical fish, and he’s noticed that when he adds new ones to his tank, they swim with others of the same breed. He wants to know how they recognise each other. Do they know wh ...  Show more

Is silence blood-curdling or blissful? CrowdScience listener Ziqi finds it intolerable and thinks that there’s a good reason for it – silence is so rare in nature that it could be a signal for danger. Presenter Marnie Chesterton is on a mission to test Ziqi’s theory, starting wit ...  Show more

We talk to volcano scientist Ed Marshall in Iceland about working at the volcano which has burst into life spectacularly again after a year of quiet. Also in the programme, we'll be following migrating moths across Europe in light aircraft to discover the remarkable secrets of th ...  Show more

Sniffing a fragrant flower, inhaling the aroma of a good cup of coffee, breathing in your loved one’s signature scent–these are just a few of the joys you might feel deprived of when you lose your sense of smell. But smell is a surprisingly underrated sense and many of us don’t k ...  Show more

Why are some smells so nasty and others so pleasant? Rutherford and Fry inhale the science of scent in this stinker of an episode.Our sleuths kick off with a guided tour of the airborne molecules and chemical receptors that power the sense of smell. Armed with a stack of pungent ...  Show more

Senteur de viande grillée, parfum de pain chaud… En vous promenant dans la rue, une odeur agréable vous a peut-être déjà happé au point de franchir les portes d’un commerce pour en ressortir avec un aliment constituant pour tout ou partie votre prochain repas. En effet, les odeur ...  Show more