A bacteriophage is a type of virus that infects bacteria. In fact, the word "bacteriophage" literally means "bacteria eater," because bacteriophages destroy their host cells. All bacteriophages ...

(Photo by: GILLES/BSIP/Universal Images Group via Getty Images) Bacteriophages (or just "phages") are an interesting area of science. Naturally occurring viruses that only attack bacteria ...