Cyborg stingray swims toward light, breaks new ground

CAMBRIDGE, Mass. (AP) — The idea of taking apart a rat’s heart and transforming it into a tissue-engineered stingray first came to Kevin Kit Parker during a trip to the New England Aquarium with his daughter.
Four years later, a robotic ray that swims toward light has made the cover of Science Magazine and is pushing the limits of what’s possible in the design of machines powered by living cells.
A research team based at Harvard University’s Disease Biophysics Group, whic