Study: Making an artificial heart fit for a human—with focused rotary jet spinning, not 3D

For years, scientists speculated that the heart's helical arrangements and complex musculature pumps blood more efficiently throughout the body. Though thanks to the difficulty in reproducing such complex and intricate details in artificial hearts, researching this phenomenon proved difficult.
For years, scientists speculated that the heart’s helical arrangements and complex musculature pumps blood more efficiently throughout the body. Though thanks to the difficulty in reproducing such complex and intricate details in artificial hearts, researching this phenomenon proved difficult.