World's First 3D-Printed Heart with 'Cells, Blood Vessels' Is Unveiled

Video By Dahboo7

Until now, 3D printing has only been used to produce simple tissues without blood vessels, including making the structure of a heart but without the necessary vascular elements to make it actually pump. While the Tel Aviv University (TAU) team's 3D-printed heart doesn't actually work yet, it is the closest anyone has ever come to artificially replicating one of our most complex and vital organs.