Putting real heart into robotics, Harvard University researchers said Thursday that they have created an artificial stingray powered and guided by genetically engineered heart cells from rats. At a dozen or more laboratories in the U.S. and Europe, bioengineers are experimenting with devices that use live cells to overcome the shortcomings... The quest to make machines that harness living tissue is quickening world-wide, experts said.

Source: Wall Street Journal July 07, 2016 18:00 UTC