Billions of bacteria, fungi and viruses live on the surface of our bodies. We are only just beginning to understand the vital role they play in our health and wellbeing.

Candida auris has been found in a wide variety of environments, from oceans to apples.

Long-forgotten yeast strains are being sought out from shipwrecks, abandoned breweries and other locations in the hope they could be put to good use if resurrected.

India is struggling against a rapid increase in Covid-19 cases, but a nasty and rare fungal infection affecting some coronavirus patients is dealing the country a double blow.