54K views · 1.3K reactions | In order to understand where hearts came from, we have to go back to the earliest common ancestor of everything that has a heart. It took hundreds of millions of years, and countless different iterations of the same basic structure to lead to the heart that you have today. | Eons • PBS | Facebook

The evolution of the human heart! - We created this video showing the development of the human heart, starting from day 20, when the first primitive tube begins to beat. Over the following weeks, the heart loops, partitions, and rapidly grows more complex. By around day 70 (week 10), it has reached its fully developed four-chambered form, complete with visible blood vessels. This visualization highlights each stage leading to the final structure—showing the aorta, pulmonary arteries, ventricles,

Learn how to unlock your heart's intuitive intelligence: http://bit.ly/2eNotV5 The HeartMath research team has explored our heart's intuitive intelligence and the results are fascinating. | Collective Evolution