Your nails might look clean, but the space beneath them is a tiny ecosystem—one that collects more bacteria than most people realize. From keyboards to grocery carts to your phone screen, your hands ...

The fascinating world of bacteria that live as symbionts or parasites in animal hosts often remains a mystery to researchers. A research team has made a breakthrough that provides insights into this ...

Even after handwashing, bacteria often remain under the nails. They’re bold and glamorous, but beneath them lie bacteria and fungi that could harm your health. According to Jeffrey Kaplan, a biology ...

Cheese fungus, head lice, human sperm, a bee eye, a microplastic bobble: scientific photographer Steve Gschmeissner has imaged them all under the probing lens of a scanning electron microscope (SEM).