Animal bodies are crackling with electrical signals. Even before development is complete, electric fields guide the movement and arrangement of embryonic cells. 1 In adults, neurons communicate with ...

The skin acts as the body's first line of defense against external threats. However, as we age, the epidermis—the outermost layer of skin—gradually becomes thinner and loses its protective strength.

Beauty may only be skin-deep, but beautiful skin reveals a whole lot more, new research shows. It shows vitality and good health—and it could even extend your healthy years. “Skin is one of the ...

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, ...