Scientists mapping the human body at the cellular level keep running into the same surprise: beneath the apparent chaos of ...

The ability of cells to self-organize into specific patterns in tissues that serve a function is a universal feature of life. The stripes of a zebra, our eyelashes, the spiral of seeds in a sunflower ...

A multicellular system isn’t a system just because it has many cells. The cells must be of different types. Indeed, a great many different cell types are needed. To distinguish as many cell types as ...