It looks like a real heart. It moves like a real heart. And while it won't be taking over the job of a real heart any time soon, it does hint at a future of smaller and more human-like artificial organs.
This new silicone heart was developed by researchers at the Functional Materials Laboratory at ETH Zurich in Switzerland. It's built using 3-D printing techniques, which are increasingly popular for creating synthetic organs, in order to create an internal structure that mimics that of a real human heart, with right and left ventricles.
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