Scientists have officially grown a notochord—the tissues that act as the “GPS for the developing embryo” by guiding the formation of the spine and nervous system.

The human spine has been transformed into a weight bearing column, putting it under unprecedented stresses and dooming us to the likelihood of back injuries and pain. As remarkable as our ...

the shape and size of the neural tube — an early structure from which the brain and spinal cord originate — that would be present in a 4-week-old human embryo. The team then stuck this row of ...