Which are the dirtiest parts of our bodies?

Humans are the only creatures on Earth that shed tears. Whether it's tears of joy, laughter, anger, pain, sadness, or fatigue, the emotions that bring about crying are diverse. You might be familiar with these emotional triggers, but have you ever wondered about the physiological ...  Show more

We've all been there - it's late, you're exhausted, but sleep just won't come. You toss and turn, check the clock every few minutes, and the longer you're awake, the more anxious you feel about how little rest you're going to get. Morning comes, and even though you're barely func ...  Show more

Cet épisode vous est proposé en partenariat avec Zendium. La microbiologie orale, c'est l'étude des micro-organismes et des bactéries présentes dans notre bouche. Car oui, notre bouche comme notre intestin abrite de nombreuses bactéries essentielles. Une mauvaise hygiène bucco-de ...  Show more

Inside our gut lives an entire ecosystem of bacteria and microbes, called the microbiome. In fact, the human body contains trillions of microorganisms, which outnumber our cells by ten to one. This means that technically we are more microbe than human. But not only do these mi ...

As a listener to this show, you’ve probably heard of the gut microbiome. But did you know that your skin has its own microbiome? Recent evidence suggests that these microbiomes are vital for our skin health. So, what should we do? Which foods make an impact? And if we want our sk ...  Show more

If you’ve ever fallen over and grazed your skin, maybe you wished it were made of stronger stuff. The tough hide of a rhinoceros or the protective armour of a stag beetle would do a better job. It’s a thought that’s been bothering CrowdScience listener Paul, who points out th ...