A tiny structure hidden beneath the skin may hold clues to smoother skin and better healing. New research shows this feature forms after birth, not before, and scientists now know what controls it.

A surprisingly small detail in the skin may play an outsized role in how young skin looks and how well it repairs scars. Researchers say the clue is a microscopic structure found in humans, pigs, and ...

One of the challenges of working with ancient DNA samples is that damage accumulates over time, breaking up the structure of the double helix into ever smaller fragments. In the samples we’ve worked ...