Biological 3D printing can help blind people see again
Researchers at the University of Minnesota have printed a series of light receptors on a hemispherical surface.Creating artificial ear has superhuman hearing
American scientists have invented a breakthrough, capable bio-mechanical earMicroelectronic sensor on dental diagnosis
Researcher Michael McAlpine and his research team at Princeton University in the United States have successfully engineered and transplanted microelectronic sensors on the teeth.