Iāll say it again: Scientists have created a synthetic stingray thatās propelled by living muscle cells and controlled by light.
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But the ultimate goal isnāt a cyborg sea monster - itās a human heart.
āI want to build an artificial heart, but youāre not going to go from zero to a whole heart overnight,ā says Kit Parker, a bioengineer and physicist at Harvard Universityās Wyss Institute. āThis is a training exercise.ā
Full, fascinating story here.
This is awesome. Think of the possibilities!

















