Microbiology

What makes a baker’s hands different from anyone else’s hands? And how does flour, water, bacteria and wild yeast from the air result in something as delicious and as unique as a loaf of sourdough? Biologist Rob Dunn wanted to find out.

While the musical soundtrack is wholly a product of the imagination, everything else in this spellbinding animation of the HIV virus -- created by Janet Iwasa -- is based on the findings of researchers.

Just like a human being, a house or office has its own microbiome, with good and bad microorganisms. One researcher has a targeted idea: to customize our spaces with the right microbes.