A combined team of bio researchers and roboticists from Brigham and Women’s Hospital, in the U.S., and the iPrint Institute, in Switzerland, has developed a tiny swimming robot using human motor neurons and cardiomyocytes grown to emulate muscle tissue.A combined team of bio researchers and roboticists from Brigham and Women’s Hospital, in the U.S., and the iPrint Institute, in Switzerland, has developed a tiny swimming robot using human motor neurons and cardiomyocytes grown to emulate muscle tissue.[#item_full_content]