Stingray Robot Powered by Light, and Living Rat Cells

The article appears Online on July 11, 2016 and in print on July 12, 2016, on Page D6 of the New York edition with the headline: A ‘Living’ Robot: Artificial Stingray Powered by Light and Rat Cells. https://www.nytimes.com/2016/07/12/science/stingray-robot.html?_r=0

An international team of scientists designed a robotic stingray that they detailed in the journal Science on Thursday. Credit Karaghen Hudson and Michael Rosnach

Scientists built an artificial stingray to respond to pulses of blue light. By blinking blue light, they were able to guide the robot to swim through an obstacle course with the undulating movements of an actual stingray. Credit Sung-Jin Park and Kyung Soo Park.