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Biology

What the dust in your house reveals about you

What the dust in your house reveals about you

Even if you live by yourself, you do not live alone. In a recent analysis of dust samples collected from 1,200 homes across the United States, researchers report that most of us co-habitate with a few thousand species of bacteria and about 2,000 species of fungi.  But don't reach for the scrub brush and disinfectant just yet. "I don't want any readers to be paranoid about this," said Noah Fierer, a microbial ecologist at the University of Colorado, Boulder. "Most of the organisms are completely innocuous, and some may be beneficial."   In a paper published this week in Proceedings of the Royal Society B, Fierer and...

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