It's been more than 50 years since scientists discovered that the single-celled organism Tetrahymena thermophila has seven sexes. But in all that time, they've never known how each cell's sex, or ...

At some point, organisms changed and grew from a single cell into one made up of many cells. But how that happened is not well understood. New work by graduate candidate Jonathan Featherston of the ...

Implementing ultraviolet environmental disinfection decreased the rates of hospital-acquired multi-drug-resistant organism and Clostridium difficile infections by 20 percent, according to a study in ...

The organism had been napping in permafrost before scientists found it. It was in a state of suspended animation in the Russian Arctic, but snapped back to life after being thawed. Good morning. I'm ...

Healthy dogs and cats could be passing on multidrug-resistant organisms (MDROs; bacteria that resist treatment with more than one antibiotic) to their hospitalised owners, and likewise humans could be ...