New weapons are needed to combat antibiotic-resistant bacteria. Instead of drugs, scientists have discovered in an animal study that they may be able to harness vampire bacteria to vanquish pneumonia.

Microbes, good and bad, predate and outnumber us. Humans will never “win” a war on microbes. While the discovery of penicillin ushered in an antibiotic age in which humans had the upper hand, that upper hand hasn’t lasted. Bacteria multiply so quickly they’ve evolved so that drugs we use are no longer effective against them.

According to the Centers for Disease Control and Prevention (CDC… more


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