Pink discoloration in bathroom caulk is caused by a living bacterium called Serratia marcescens, not soap or hard water staining. The warm, moist conditions most bathrooms create are precisely what ...

Recent studies suggest that animals and people alike have close and complex relationships with the bacteria around and within ...

Add Yahoo as a preferred source to see more of our stories on Google. Large parts of the Sunshine State have been fogged in for the last week. Is it a bioweapon attack on American soil? Fog is a ...

Image showing predation of fluorescently labeled Serratia marcescens KZ19 by Tetrahymena thermophila Surprisingly, a large number of mutations occurred at the same site or in the same gene across ...

A microbiologist on TikTok recently cleared up a common misconception about the mysterious pink substance that often appears in bathrooms. Featured Video In his video, which has racked up 456,500 ...