Small robots directed by magnetic fields can cooperatively lift heavy objects, form floating rafts and push through clogs. They may one day deliver drugs within the human body
Small robots directed by magnetic fields can cooperatively lift heavy objects, form floating rafts and push through clogs. They may one day deliver drugs within the human body Small robots directed by magnetic fields can cooperatively lift heavy objects, form floating rafts and push through clogs. They may one day deliver drugs within the human body