Six blind or near-blind people can now see light and in some cases pick out shapes and recognize faces after having an artificial retina inserted into their eyes, says the co-inventor of the device.

• 一种人造视网膜的合作发明者说，6位全盲或几乎全盲的患者在植入这种视网膜后看到了光线，有些人还分辨出了形状和面孔。