A 10-millimetre-long robot modelled on a stingray and constructed from live heart cells and gold might point to radical new therapies for cardiac patients, research reveals.
A team led by Ali Khademhosseni, a bioengineer at the University of California, Los Angeles, in the US, has created a semi-living “soft” robot that mimics in miniature the body shape and movement mechanics of a marine ray or skate.