Time-lapse footage reveals cardiac cells in a mouse embryo begin to organise themselves during early developmentThe moment a heart begins to form has been captured in extraordinary time-lapse images for the first time.The footage reveals cardiac cells in a mouse embryo begin to spontaneously organise themselves into a heart-like shape early in development. Scientists say the technique could provide new insights into congenital heart defects, which affect nearly one in 100 babies. Continue reading...