We were closing in on the end of a glorious spring weekend when my husband discovered the bag.

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Photo by epSos .de, used under...

Photo Credit: Shutterstock

Methicillin-resistant Staphylococcus aureus (MRSA), in green, with human cell, grey.

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Drinking from a mason jar: hipster nonsense or a smart safety tip?

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Cross posted from Emily Monosson's Evolution in a toxic world...

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Here’s the skinny: evolution is happening all the time, all around us. Living things are like one roiling mass of DNA. OK, so ...

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