Research provides the first-ever high-resolution, cell-resolved map of the human scalp during early aging. In A Nutshell Hair follicle aging starts earlier than you might think: molecular changes ...

Hair loss and graying, the earliest visible hallmarks of skin aging, result from the functional decline of hair follicle stem ...

Researchers have captured time-lapse videos of stem cells dividing in growing plant roots. By watching how the cells divide in response to certain chemical signals over time, the team is uncovering ...

Time-lapse footage of a threadlike Arabidopsis root as it grows. Each fluorescent blue dot marks the nucleus of a cell that’s in the process of dividing to produce new cells, which will go on to form ...