Could wounded skin someday regrow perfectly without scars? A new study by Harvard stem cell biologists published in Cell ...

A cut in the womb can vanish almost without a trace. The same injury a few days after birth leaves behind a scar. That sharp ...

Senescent skin cells, often referred to as zombie cells because they have outlived their usefulness without ever quite dying, have existed in the human body as a seeming paradox, causing inflammation ...

The palms of our hands and the bottoms of our feet aren’t the flashiest body parts, but they have a secret superpower that we don’t often appreciate—the ability to bear weight. “There was this one ...

When the skin is injured, a stem cell’s survival instincts kick in. New research reveals that a simple amino acid, serine, helps push stem cells to abandon hair growth in favor of wound healing, ...