A growing body of experimental work on how single bacteria sense and respond to their environment has reopened a long-standing question in biology and philosophy: can an individual cell be conscious?

Researchers have revealed how bacteria precisely control the genes that trigger cell division. The study shows that the MraZ protein, which normally forms a donut-shaped structure, must bend and ...

Learn what vitamin B6 does in your body, including benefits for brain health, energy, immunity, heart health. Plus, the best food sources of this essential nutrient.