A pregnant woman's blood sample taken in 1972 was mysteriously missing a surface molecule found on all other known red blood cells at the time. More than 50 years later, that strange absence finally ...

Blood, platelets or plasma cannot be manufactured. Patients in desperate need of blood or blood-related products rely on blood donations from strangers to, in some instances, save their life. In ...

Only one in every six million people have the Rh null blood type. Now researchers are trying to grow it in the laboratory in the hope it could save lives. Blood transfusions have transformed modern ...