The skin has three basic layers, each with a different role The number of skin layers that exists depends on how you count ...

In most animal, plant and fungal cells DNA is stored in the nucleus coiled up in thread-like structures called chromosomes. The nucleus of one of your skin cells contains about two metres of DNA ...

Your body’s collagen production is important for maintaining healthy, youthful skin ... to the strength of our bone structure. When collagen levels are healthy, cells that contain collagen ...

Human skin cells have been reprogrammed into heart valve ... Using aortic valves from a pig—which has a similar heart structure as a human—is the new frontier, Wang says, as the valves can ...

UVB rays, while not as penetrating as UVA, cause surface-level damage like sunburns. These rays are strongest during peak ...