Flesh-eating bacteria has been all over the news lately. We've reported on three different people who've been hospitalized over the last few weeks after going into waters along the Texas coast and ...

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In the aftermath of Hurricane Harvey, dangerous creatures lurked in the murky floodwaters that lingered in storm-ravaged Houston, Texas. When 77-year-old Nancy Reed fell in her flooded home and broke ...

Vibrio can be a hazard across Maryland bays and coastal waters, but after a boy was recently infected with the flesh-eating bacteria, concern and confusion has spread about the bacteria. The concern ...

Germs are everywhere and in so many forms, including bacteria, viruses and molds. While it’s common knowledge that exposure to germs can lead to illnesses ranging from colds to stomach bugs, there are ...

Margarita Gomez Escalada does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...

Gram staining is one way scientists can identify bacteria. Gram-positive bacteria, such as Staphylococcus, appear blue or purple under a microscope when scientists apply a stain. Conversely, ...

Gram-positive bacteria show blue or purple after Gram-staining in a laboratory test. They have thick cell walls. Gram-negative bacteria show pink or red on staining and have thin walls. They release ...