HealthTransplanted livers can keep working for a total of over 100 years Liver transplants from older donors have lasted up to 108 years, and survive longer than those from younger donors, raising questions about whether young livers really should be preferred   51¶¯Âþ
TechnologyRobot that climbs through gut without losing grip could deliver drugs A robot that uses its spiked feet to cling to the mucus-covered lining of the gut could one day climb through the human body to install monitoring devices or deliver therapies 51¶¯Âþ